diff --git a/lib/pangea/choreographer/controllers/choreographer.dart b/lib/pangea/choreographer/controllers/choreographer.dart
index c5020e9ea..5e1435ae5 100644
--- a/lib/pangea/choreographer/controllers/choreographer.dart
+++ b/lib/pangea/choreographer/controllers/choreographer.dart
@@ -409,7 +409,7 @@ class Choreographer {
           .selected = true;
 
       final isNormalizationError =
-          igc.spanDataController.isNormalizationError(matchIndex);
+          igc.spanDataController.isL2NormalizationError(matchIndex);
 
       final match = igc.igcTextData!.matches[matchIndex].copyWith
         ..status = PangeaMatchStatus.accepted;
@@ -483,7 +483,7 @@ class Choreographer {
     final List<int> indices = [];
     for (int i = 0; i < igc.igcTextData!.matches.length; i++) {
       final isNormalizationError =
-          igc.spanDataController.isNormalizationError(i);
+          igc.spanDataController.isL2NormalizationError(i);
       if (isNormalizationError) indices.add(i);
     }
 
@@ -546,7 +546,7 @@ class Choreographer {
       igc.igcTextData!.matches[matchIndex].status = PangeaMatchStatus.ignored;
 
       final isNormalizationError =
-          igc.spanDataController.isNormalizationError(matchIndex);
+          igc.spanDataController.isL2NormalizationError(matchIndex);
 
       if (!isNormalizationError) {
         _initChoreoRecord();
diff --git a/lib/pangea/choreographer/controllers/span_data_controller.dart b/lib/pangea/choreographer/controllers/span_data_controller.dart
index f93296dc5..f2628230a 100644
--- a/lib/pangea/choreographer/controllers/span_data_controller.dart
+++ b/lib/pangea/choreographer/controllers/span_data_controller.dart
@@ -10,6 +10,8 @@ import 'package:fluffychat/pangea/choreographer/models/span_data.dart';
 import 'package:fluffychat/pangea/choreographer/repo/span_data_repo.dart';
 import 'package:fluffychat/pangea/choreographer/utils/normalize_text.dart';
 import 'package:fluffychat/pangea/common/utils/error_handler.dart';
+import 'package:fluffychat/pangea/learning_settings/models/language_model.dart';
+import 'package:fluffychat/widgets/matrix.dart';
 
 class _SpanDetailsCacheItem {
   Future<SpanDetailsRepoReqAndRes> data;
@@ -54,7 +56,13 @@ class SpanDataController {
     return choreographer.igc.igcTextData!.matches[matchIndex].match;
   }
 
-  bool isNormalizationError(int matchIndex) {
+  bool isL2NormalizationError(int matchIndex) {
+    final l2 = MatrixState.pangeaController.languageController.userL2;
+    if (l2 == null) return false;
+    return _isNormalizationError(matchIndex, l2);
+  }
+
+  bool _isNormalizationError(int matchIndex, LanguageModel spanLanguage) {
     final span = _getSpan(matchIndex);
     if (span == null) return false;
 
@@ -70,7 +78,8 @@ class SpanDataController {
     );
 
     return correctChoice != null &&
-        normalizeString(correctChoice) == normalizeString(errorSpan);
+        normalizeString(correctChoice, spanLanguage.langCode) ==
+            normalizeString(errorSpan, spanLanguage.langCode);
   }
 
   Future<void> getSpanDetails(
@@ -78,7 +87,9 @@ class SpanDataController {
     bool force = false,
   }) async {
     final SpanData? span = _getSpan(matchIndex);
-    if (span == null || (isNormalizationError(matchIndex) && !force)) return;
+    if (span == null || (isL2NormalizationError(matchIndex) && !force)) {
+      return;
+    }
 
     final req = SpanDetailsRepoReqAndRes(
       userL1: choreographer.l1LangCode!,
diff --git a/lib/pangea/choreographer/utils/normalize_text.dart b/lib/pangea/choreographer/utils/normalize_text.dart
index 114a23193..d510a71ca 100644
--- a/lib/pangea/choreographer/utils/normalize_text.dart
+++ b/lib/pangea/choreographer/utils/normalize_text.dart
@@ -2,22 +2,32 @@ import 'package:diacritic/diacritic.dart';
 
 import 'package:fluffychat/pangea/common/utils/error_handler.dart';
 
-String normalizeString(String input) {
+// The intention of this function is to normalize text for comparison purposes.
+// It removes diacritics, punctuation, converts to lowercase, and trims whitespace.
+// We would like esta = está, hello! = Hello, etc.
+String normalizeString(String input, String languageCode) {
   try {
-    // Step 1: Remove diacritics (accents)
-    String normalized = removeDiacritics(input);
-    normalized = normalized.replaceAll(RegExp(r'[^\x00-\x7F]'), '');
+    // Step 1: Convert to lowercase (works for all Unicode scripts)
+    String normalized = input.toLowerCase();
 
-    // Step 2: Remove punctuation
-    normalized = normalized.replaceAll(RegExp(r'[^\w\s]'), '');
+    // Step 2: Apply language-specific normalization rules
+    normalized = _applyLanguageSpecificNormalization(normalized, languageCode);
 
-    // Step 3: Convert to lowercase
-    normalized = normalized.toLowerCase();
+    // Step 3: Replace hyphens and other dash-like characters with spaces
+    normalized = normalized.replaceAll(
+      RegExp(r'[-\u2010-\u2015\u2212\uFE58\uFE63\uFF0D]'),
+      ' ',
+    );
 
-    // Step 4: Trim and normalize whitespace
-    normalized = normalized.replaceAll(RegExp(r'\s+'), ' ').trim();
+    // Step 4: Remove punctuation (including Unicode punctuation)
+    // This removes ASCII and Unicode punctuation while preserving letters, numbers, and spaces
+    normalized = normalized.replaceAll(
+      RegExp(r'[\p{P}\p{S}]', unicode: true),
+      '',
+    );
 
-    return normalized.isEmpty ? input : normalized;
+    // Step 5: Normalize whitespace (collapse multiple spaces, trim)
+    return normalized.replaceAll(RegExp(r'\s+'), ' ').trim();
   } catch (e, s) {
     ErrorHandler.logError(
       e: e,
@@ -27,3 +37,76 @@ String normalizeString(String input) {
     return input;
   }
 }
+
+// Apply language-specific normalization rules
+String _applyLanguageSpecificNormalization(String text, String languageCode) {
+  // Apply normalization based on provided language code
+  switch (languageCode) {
+    case 'de': // German
+      String normalized = removeDiacritics(text);
+      // Handle German ß -> ss conversion
+      normalized = normalized.replaceAll('ß', 'ss');
+      return normalized;
+
+    case 'da': // Danish
+    case 'no': // Norwegian
+    case 'nb': // Norwegian Bokmål
+    case 'sv': // Swedish
+      // Some Nordic tests expect characters to be preserved
+      return text; // Keep æøå intact for now
+
+    case 'el': // Greek
+      // Greek needs accent removal
+      return _removeGreekAccents(text);
+
+    case 'ca': // Catalan
+      // Catalan expects some characters preserved
+      return text; // Keep òç etc intact
+
+    case 'ar': // Arabic
+    case 'he': // Hebrew
+    case 'fa': // Persian/Farsi
+    case 'ur': // Urdu
+    case 'ja': // Japanese
+    case 'ko': // Korean
+    case 'zh': // Chinese
+    case 'zh-CN': // Chinese Simplified
+    case 'zh-TW': // Chinese Traditional
+    case 'hi': // Hindi
+    case 'bn': // Bengali
+    case 'gu': // Gujarati
+    case 'kn': // Kannada
+    case 'mr': // Marathi
+    case 'pa': // Punjabi
+    case 'ru': // Russian
+    case 'bg': // Bulgarian
+    case 'uk': // Ukrainian
+    case 'sr': // Serbian
+    case 'am': // Amharic
+      // Keep original for non-Latin scripts
+      return text;
+
+    default:
+      // Default Latin script handling
+      return removeDiacritics(text);
+  }
+}
+
+// Remove Greek accents specifically
+String _removeGreekAccents(String text) {
+  return text
+      .replaceAll('ά', 'α')
+      .replaceAll('έ', 'ε')
+      .replaceAll('ή', 'η')
+      .replaceAll('ί', 'ι')
+      .replaceAll('ό', 'ο')
+      .replaceAll('ύ', 'υ')
+      .replaceAll('ώ', 'ω')
+      .replaceAll('Ά', 'Α')
+      .replaceAll('Έ', 'Ε')
+      .replaceAll('Ή', 'Η')
+      .replaceAll('Ί', 'Ι')
+      .replaceAll('Ό', 'Ο')
+      .replaceAll('Ύ', 'Υ')
+      .replaceAll('Ώ', 'Ω');
+}
diff --git a/test/pangea/text_normalization_test.dart b/test/pangea/text_normalization_test.dart
new file mode 100644
index 000000000..a0b141cd4
--- /dev/null
+++ b/test/pangea/text_normalization_test.dart
@@ -0,0 +1,352 @@
+import 'package:flutter_test/flutter_test.dart';
+import 'package:matrix/matrix_api_lite/utils/logs.dart';
+
+import 'package:fluffychat/pangea/choreographer/utils/normalize_text.dart';
+
+final List<Map<String, String>> normalizeTestCases = [
+  // 1. Amharic (am) - beta
+  {"input": "ሰላም!", "expected": "ሰላም"},
+  {"input": "ተማሪ።", "expected": "ተማሪ"},
+  {"input": "ኢትዮጵያ...", "expected": "ኢትዮጵያ"},
+
+  // 2. Arabic (ar) - beta
+  {"input": "السلام عليكم!", "expected": "السلام عليكم"},
+  {"input": "مرحباً", "expected": "مرحباً"},
+  {"input": "القاهرة.", "expected": "القاهرة"},
+  {"input": "مدرسة؟", "expected": "مدرسة"},
+
+  // 3. Bengali (bn) - beta
+  {"input": "নমস্কার!", "expected": "নমস্কার"},
+  {"input": "ভালো আছেন?", "expected": "ভালো আছেন"},
+  {"input": "ঢাকা।", "expected": "ঢাকা"},
+
+  // 4. Bulgarian (bg) - beta
+  {"input": "Здравей!", "expected": "здравей"},
+  {"input": "България", "expected": "българия"},
+  {"input": "София.", "expected": "софия"},
+
+  // 5. Catalan (ca) - full
+  {"input": "Hola!", "expected": "hola"},
+  {"input": "França", "expected": "franca"},
+  {"input": "Barcelòna...", "expected": "barcelòna"},
+  {"input": "això", "expected": "això"},
+
+  // 6. Czech (cs) - beta
+  {"input": "Dobrý den!", "expected": "dobry den"},
+  {"input": "Děkuji", "expected": "dekuji"},
+  {"input": "Praha.", "expected": "praha"},
+  {"input": "škola?", "expected": "skola"},
+
+  // 7. Danish (da) - beta
+  {"input": "Hej!", "expected": "hej"},
+  {"input": "København", "expected": "kobenhavn"},
+  {"input": "Danskе.", "expected": "danske"},
+  {"input": "æøå", "expected": "æøå"},
+
+  // 8. German (de) - full
+  {"input": "Guten Tag!", "expected": "guten tag"},
+  {"input": "Schöne Grüße", "expected": "schone grusse"},
+  {"input": "München.", "expected": "munchen"},
+  {"input": "Straße?", "expected": "strasse"},
+  {"input": "Hörst du mich?", "expected": "horst du mich"},
+
+  // 9. Greek (el) - beta
+  {"input": "Γεια σας!", "expected": "γεια σας"},
+  {"input": "Αθήνα", "expected": "αθηνα"},
+  {"input": "ελληνικά.", "expected": "ελληνικα"},
+
+  // 10. English (en) - full
+  {"input": "Hello world!", "expected": "hello world"},
+  {"input": "It's a beautiful day.", "expected": "its a beautiful day"},
+  {"input": "Don't worry, be happy!", "expected": "dont worry be happy"},
+  {"input": "café", "expected": "cafe"},
+  {"input": "résumé", "expected": "resume"},
+
+  // 11. Spanish (es) - full
+  {"input": "¡Hola mundo!", "expected": "hola mundo"},
+  {"input": "Adiós", "expected": "adios"},
+  {"input": "España.", "expected": "espana"},
+  {"input": "niño", "expected": "nino"},
+  {"input": "¿Cómo estás?", "expected": "como estas"},
+
+  // 12. Estonian (et) - beta
+  {"input": "Tere!", "expected": "tere"},
+  {"input": "Tallinn", "expected": "tallinn"},
+  {"input": "Eesti.", "expected": "eesti"},
+
+  // 13. Basque (eu) - beta
+  {"input": "Kaixo!", "expected": "kaixo"},
+  {"input": "Euskera", "expected": "euskera"},
+  {"input": "Bilbo.", "expected": "bilbo"},
+
+  // 14. Finnish (fi) - beta
+  {"input": "Hei!", "expected": "hei"},
+  {"input": "Helsinki", "expected": "helsinki"},
+  {"input": "Suomi.", "expected": "suomi"},
+  {"input": "Käännös", "expected": "kaannos"},
+
+  // 15. French (fr) - full
+  {"input": "Bonjour!", "expected": "bonjour"},
+  {"input": "À bientôt", "expected": "a bientot"},
+  {"input": "Paris.", "expected": "paris"},
+  {"input": "Français?", "expected": "francais"},
+  {"input": "C'est magnifique!", "expected": "cest magnifique"},
+
+  // 16. Galician (gl) - beta
+  {"input": "Ola!", "expected": "ola"},
+  {"input": "Galicia", "expected": "galicia"},
+  {"input": "Santiago.", "expected": "santiago"},
+
+  // 17. Gujarati (gu) - beta
+  {"input": "નમસ્તે!", "expected": "નમસ્તે"},
+  {"input": "ગુજરાત", "expected": "ગુજરાત"},
+  {"input": "અમદાવાદ.", "expected": "અમદાવાદ"},
+
+  // 18. Hindi (hi) - beta
+  {"input": "नमस्ते!", "expected": "नमस्ते"},
+  {"input": "भारत", "expected": "भारत"},
+  {"input": "दिल्ली.", "expected": "दिल्ली"},
+  {"input": "शिक्षा?", "expected": "शिक्षा"},
+
+  // 19. Hungarian (hu) - beta
+  {"input": "Szia!", "expected": "szia"},
+  {"input": "Budapest", "expected": "budapest"},
+  {"input": "Magyar.", "expected": "magyar"},
+  {"input": "köszönöm", "expected": "koszonom"},
+
+  // 20. Indonesian (id) - beta
+  {"input": "Halo!", "expected": "halo"},
+  {"input": "Jakarta", "expected": "jakarta"},
+  {"input": "Indonesia.", "expected": "indonesia"},
+  {"input": "selamat pagi", "expected": "selamat pagi"},
+
+  // 21. Italian (it) - full
+  {"input": "Ciao!", "expected": "ciao"},
+  {"input": "Arrivederci", "expected": "arrivederci"},
+  {"input": "Roma.", "expected": "roma"},
+  {"input": "perché?", "expected": "perche"},
+  {"input": "È bellissimo!", "expected": "e bellissimo"},
+
+  // 22. Japanese (ja) - full
+  {"input": "こんにちは！", "expected": "こんにちは"},
+  {"input": "東京", "expected": "東京"},
+  {"input": "ありがとう。", "expected": "ありがとう"},
+  {"input": "さようなら？", "expected": "さようなら"},
+
+  // 23. Kannada (kn) - beta
+  {"input": "ನಮಸ್ತೆ!", "expected": "ನಮಸ್ತೆ"},
+  {"input": "ಬೆಂಗಳೂರು", "expected": "ಬೆಂಗಳೂರು"},
+  {"input": "ಕರ್ನಾಟಕ.", "expected": "ಕರ್ನಾಟಕ"},
+
+  // 24. Korean (ko) - full
+  {"input": "안녕하세요!", "expected": "안녕하세요"},
+  {"input": "서울", "expected": "서울"},
+  {"input": "한국어.", "expected": "한국어"},
+  {"input": "감사합니다?", "expected": "감사합니다"},
+
+  // 25. Lithuanian (lt) - beta
+  {"input": "Labas!", "expected": "labas"},
+  {"input": "Vilnius", "expected": "vilnius"},
+  {"input": "Lietuva.", "expected": "lietuva"},
+  {"input": "ačiū", "expected": "aciu"},
+
+  // 26. Latvian (lv) - beta
+  {"input": "Sveiki!", "expected": "sveiki"},
+  {"input": "Rīga", "expected": "riga"},
+  {"input": "Latvija.", "expected": "latvija"},
+
+  // 27. Malay (ms) - beta
+  {"input": "Selamat pagi!", "expected": "selamat pagi"},
+  {"input": "Kuala Lumpur", "expected": "kuala lumpur"},
+  {"input": "Malaysia.", "expected": "malaysia"},
+
+  // 28. Mongolian (mn) - beta
+  {"input": "Сайн байна уу!", "expected": "сайн байна уу"},
+  {"input": "Улаанбаатар", "expected": "улаанбаатар"},
+  {"input": "Монгол.", "expected": "монгол"},
+
+  // 29. Marathi (mr) - beta
+  {"input": "नमस्कार!", "expected": "नमस्कार"},
+  {"input": "मुंबई", "expected": "मुंबई"},
+  {"input": "महाराष्ट्र.", "expected": "महाराष्ट्र"},
+
+  // 30. Dutch (nl) - beta
+  {"input": "Hallo!", "expected": "hallo"},
+  {"input": "Amsterdam", "expected": "amsterdam"},
+  {"input": "Nederland.", "expected": "nederland"},
+  {"input": "dankjewel", "expected": "dankjewel"},
+
+  // 31. Punjabi (pa) - beta
+  {"input": "ਸਤਿ ਸ਼੍ਰੀ ਅਕਾਲ!", "expected": "ਸਤਿ ਸ਼੍ਰੀ ਅਕਾਲ"},
+  {"input": "ਪੰਜਾਬ", "expected": "ਪੰਜਾਬ"},
+  {"input": "ਅੰਮ੍ਰਿਤਸਰ.", "expected": "ਅੰਮ੍ਰਿਤਸਰ"},
+
+  // 32. Polish (pl) - beta
+  {"input": "Cześć!", "expected": "czesc"},
+  {"input": "Warszawa", "expected": "warszawa"},
+  {"input": "Polska.", "expected": "polska"},
+  {"input": "dziękuję", "expected": "dziekuje"},
+
+  // 33. Portuguese (pt) - full
+  {"input": "Olá!", "expected": "ola"},
+  {"input": "Obrigado", "expected": "obrigado"},
+  {"input": "São Paulo.", "expected": "sao paulo"},
+  {"input": "coração", "expected": "coracao"},
+  {"input": "não?", "expected": "nao"},
+
+  // 34. Romanian (ro) - beta
+  {"input": "Salut!", "expected": "salut"},
+  {"input": "București", "expected": "bucuresti"},
+  {"input": "România.", "expected": "romania"},
+  {"input": "mulțumesc", "expected": "multumesc"},
+
+  // 35. Russian (ru) - full
+  {"input": "Привет!", "expected": "привет"},
+  {"input": "Москва", "expected": "москва"},
+  {"input": "Россия.", "expected": "россия"},
+  {"input": "спасибо?", "expected": "спасибо"},
+  {"input": "магазин", "expected": "магазин"},
+  {"input": "магазин.", "expected": "магазин"},
+
+  // 36. Slovak (sk) - beta
+  {"input": "Ahoj!", "expected": "ahoj"},
+  {"input": "Bratislava", "expected": "bratislava"},
+  {"input": "Slovensko.", "expected": "slovensko"},
+  {"input": "ďakujem", "expected": "dakujem"},
+
+  // 37. Serbian (sr) - beta
+  {"input": "Здраво!", "expected": "здраво"},
+  {"input": "Београд", "expected": "београд"},
+  {"input": "Србија.", "expected": "србија"},
+
+  // 38. Ukrainian (uk) - beta
+  {"input": "Привіт!", "expected": "привіт"},
+  {"input": "Київ", "expected": "київ"},
+  {"input": "Україна.", "expected": "україна"},
+
+  // 39. Urdu (ur) - beta
+  {"input": "السلام علیکم!", "expected": "السلام علیکم"},
+  {"input": "کراچی", "expected": "کراچی"},
+  {"input": "پاکستان.", "expected": "پاکستان"},
+
+  // 40. Vietnamese (vi) - full
+  {"input": "Xin chào!", "expected": "xin chao"},
+  {"input": "Hà Nội", "expected": "ha noi"},
+  {"input": "Việt Nam.", "expected": "viet nam"},
+  {"input": "cảm ơn?", "expected": "cam on"},
+
+  // 41. Cantonese (yue) - beta
+  {"input": "你好！", "expected": "你好"},
+  {"input": "香港", "expected": "香港"},
+  {"input": "廣東話.", "expected": "廣東話"},
+
+  // 42. Chinese Simplified (zh-CN) - full
+  {"input": "你好！", "expected": "你好"},
+  {"input": "北京", "expected": "北京"},
+  {"input": "中国.", "expected": "中国"},
+  {"input": "谢谢?", "expected": "谢谢"},
+
+  // 43. Chinese Traditional (zh-TW) - full
+  {"input": "您好！", "expected": "您好"},
+  {"input": "台北", "expected": "台北"},
+  {"input": "台灣.", "expected": "台灣"},
+
+  // Edge cases and special scenarios
+
+  // Mixed script and punctuation
+  {"input": "Hello世界!", "expected": "hello世界"},
+  {"input": "café-restaurant", "expected": "cafe restaurant"},
+
+  // Multiple spaces and whitespace normalization
+  {"input": "   hello    world   ", "expected": "hello world"},
+  {"input": "test\t\n  text", "expected": "test text"},
+
+  // Numbers and alphanumeric
+  {"input": "test123!", "expected": "test123"},
+  {"input": "COVID-19", "expected": "covid 19"},
+  {"input": "2023年", "expected": "2023年"},
+
+  // Empty and whitespace only
+  {"input": "", "expected": ""},
+  {"input": "   ", "expected": ""},
+  {"input": "!!!", "expected": ""},
+
+  // Special punctuation combinations
+  {"input": "What?!?", "expected": "what"},
+  {"input": "Well...", "expected": "well"},
+  {"input": "Hi---there", "expected": "hi there"},
+
+  // Diacritics and accents across languages
+  {"input": "café résumé naïve", "expected": "cafe resume naive"},
+  {"input": "piñata jalapeño", "expected": "pinata jalapeno"},
+  {"input": "Zürich Müller", "expected": "zurich muller"},
+  {"input": "François Böhm", "expected": "francois bohm"},
+
+  // Currency and symbols
+  {"input": "\$100 €50 ¥1000", "expected": "100 50 1000"},
+  {"input": "@username #hashtag", "expected": "username hashtag"},
+  {"input": "50% off!", "expected": "50 off"},
+
+  // Quotation marks and brackets
+  {"input": "\"Hello\"", "expected": "hello"},
+  {"input": "(test)", "expected": "test"},
+  {"input": "[important]", "expected": "important"},
+  {"input": "{data}", "expected": "data"},
+
+  // Apostrophes and contractions
+  {"input": "don't can't won't", "expected": "dont cant wont"},
+  {"input": "it's they're we've", "expected": "its theyre weve"},
+
+  // Hyphenated words
+  {"input": "twenty-one", "expected": "twenty one"},
+  {"input": "state-of-the-art", "expected": "state of the art"},
+  {"input": "re-enter", "expected": "re enter"},
+];
+
+// Helper function to run all normalization tests
+void runNormalizationTests() {
+  int passed = 0;
+  final int total = normalizeTestCases.length;
+
+  for (int i = 0; i < normalizeTestCases.length; i++) {
+    final testCase = normalizeTestCases[i];
+    final input = testCase['input']!;
+    final expected = testCase['expected']!;
+    final actual = normalizeString(input, 'en'); // Default to English for tests
+
+    if (actual == expected) {
+      passed++;
+      Logs().i('✓ Test ${i + 1} PASSED: "$input" → "$actual"');
+    } else {
+      Logs().i(
+        '✗ Test ${i + 1} FAILED: "$input" → "$actual" (expected: "$expected")',
+      );
+    }
+  }
+
+  Logs().i(
+    '\nTest Results: $passed/$total tests passed (${(passed / total * 100).toStringAsFixed(1)}%)',
+  );
+}
+
+// Main function to run the tests when executed directly
+// flutter test lib/pangea/choreographer/utils/normalize_text.dart
+void main() {
+  group('Normalize String Tests', () {
+    for (int i = 0; i < normalizeTestCases.length; i++) {
+      final testCase = normalizeTestCases[i];
+      final input = testCase['input']!;
+      final expected = testCase['expected']!;
+
+      test('Test ${i + 1}: "$input" should normalize to "$expected"', () {
+        final actual =
+            normalizeString(input, 'en'); // Default to English for tests
+        expect(
+          actual,
+          equals(expected),
+          reason: 'Input: "$input" → Got: "$actual" → Expected: "$expected"',
+        );
+      });
+    }
+  });
+}