input: Write a function to identify the words that contain more than one vowel in a given sentence.
  assert find_words_with_multiple_vowels("The quick brown fox jumped over the lazy dog.")==['quick', 'brown', 'jumped', 'over', 'lazy']
  assert find_words_with_multiple_vowels("I am learning Python programming.")==['learning', 'Python', 'programming']
  assert find_words_with_multiple_vowels("The big elephant is in the room.")==['big', 'elephant', 'in', 'the', 'room']
  assert find_words_with_multiple_vowels("")==[]
  assert find_words_with_multiple_vowels("Y r cnrtns")==[]
output: def find_words_with_multiple_vowels(sentence):
      vowels = set('aeiou')
      return [word for word in sentence.split() if sum(1 for char in word if char.lower() in vowels) > 1]