input: Write a function to identify the words in a given sentence that contain more than one vowel. The function should use regular expressions to find and return a list of such words. If no such words exist, the function should return an empty list.
  
  import re
  
  def find_words_more_than_one_vowel(sentence):
      pattern = r"\b(\w*[aeiou]\w*){2,}\b"
      match = re.findall(pattern, sentence)
      return match
  
  # Test cases
  assert find_words_more_than_one_vowel("The quick brown fox jumped over the lazy dog.")==['quick', 'brown', 'jumped', 'over', 'lazy']
  assert find_words_more_than_one_vowel("Hello world!")==['Hello', 'world']
  assert find_words_more_than_one_vowel("This is a test.")==['This', 'test']
  assert find_words_more_than_one_vowel("Fly high in the sky.")==['high', 'sky']
  assert find_words_more_than_one_vowel("")==[]
output: import re
  
  def find_words_more_than_one_vowel(sentence):
      pattern = r"\b\w*[aeiouAEIOU]\w*[aeiouAEIOU]\w*\b"
      match = re.findall(pattern, sentence)
      return match