Removed the used words check from fillBlanks since allow repetition wasn't implemented and messes up imports

src/components/ExamEditor/Exercises/Blanks/Letters/FillBlanksWord.tsx

@@ -4,7 +4,6 @@ interface Props {
   letter: string;
   word: string;
   isSelected: boolean;
-  isUsed: boolean;
   onClick: () => void;
   onRemove?: () => void;
   onEdit?: (newWord: string) => void;
@@ -15,7 +14,6 @@ const FillBlanksWord: React.FC<Props> = ({
     letter,
     word,
     isSelected,
-    isUsed,
     onClick,
     onRemove,
     onEdit,
@@ -36,10 +34,8 @@ const FillBlanksWord: React.FC<Props> = ({
         ) : (
           <button
             onClick={onClick}
-            disabled={isUsed}
             className={`
               min-w-0 flex-1 flex items-center gap-2 p-2 rounded-md border text-left transition-colors
-              ${isUsed ? 'opacity-50 cursor-not-allowed' : 'cursor-pointer hover:bg-blue-50'}
               ${isSelected ? 'border-blue-500 bg-blue-100' : 'border-gray-200'}
             `}
           >

src/components/ExamEditor/Exercises/Blanks/Letters/index.tsx

@@ -195,11 +195,6 @@ const FillBlanksLetters: React.FC<{ exercise: FillBlanksExercise; sectionId: num
         });
     };
 
-    const isWordUsed = (word: string): boolean => {
-        if (local.allowRepetition) return false;
-        return Array.from(answers.values()).includes(word);
-    };
-
     const handleEditWord = (index: number, newWord: string) => {
         if (!editing) setEditing(true);
         
@@ -299,7 +294,6 @@ const FillBlanksLetters: React.FC<{ exercise: FillBlanksExercise; sectionId: num
                                         letter={wordItem.letter}
                                         word={wordItem.word}
                                         isSelected={answers.get(selectedBlankId || '') === wordItem.word}
-                                        isUsed={isWordUsed(wordItem.word)}
                                         onClick={() => handleWordSelect(wordItem.word)}
                                         onRemove={isEditMode ? () => handleRemoveWord(index) : undefined}
                                         onEdit={isEditMode ? (newWord) => handleEditWord(index, newWord) : undefined}