input: Write a python function to check if there are any anagrams in a list of strings.
  assert isAnagram(["listen", "silent", "enlist", "google", "gooegl"]) == True
  assert isAnagram(["hello", "world", "python", "java"]) == False
  assert isAnagram(["rat", "tar", "art", "car"]) == True
output: def isAnagram(lst):
      from collections import defaultdict
      anagram_dict = defaultdict(list)
      
      for word in lst:
          sorted_word = ''.join(sorted(word))
          anagram_dict[sorted_word].append(word)
      
      for key in anagram_dict:
          if len(anagram_dict[key]) > 1:
              return True
      
      return False