def unjumble(self, lst):
    for word in lst:
        word = word.strip().lower()
        sorted_word = ''.join(sorted(word))
        if (sorted_word in self.dict):
            self.dict[sorted_word]
        else:
            return None
def unjumble(self, lst):
    for word in lst:
        word = word.strip().lower()
        sorted_word = .join(sorted(word))
        if (sorted_word in self.dict):
            self.dict[sorted_word]
        else:
            return None