public boolean containsAllVowels(String word) {
    String[] vowels = {"a", "e", "i", "o", "u", "y"};
    int vowelsContained = 0;
    for (String vowel : vowels) {
        if (word.contains(vowel)) {
            vowelsContained++;
        }
    }
    return vowelsContained == vowels.length;
}