if(listOfWords.contain(word))
write.print(word+" ");
// using this method but it does not work

private boolean contain(englishWord list, String word) {
    if (list != null) {
        contain(list.getLeft(), word);
        if (word.equals(list.getWord())) {
            return true;
        }
        contain(list.getRight(), word);
    }
    return false;
}

if (list != null) {
    if (word.equals(list.getWord()) || contain(list.getLeft(), word) || contain(list.getRight(), word)) {
        return true;
    }
}
return false;

if (list != null) {
    int compare = word.compareTo(list.getWord());
    if (compare == 0) {
        return true;
    } else if (compare > 0) {
        return contain(list.getRight(), word);
    } else {
        return contain(list.getLeft(), word);
    }
}
return false;