input: Write a function to find specific literal strings within a text using regular expressions.
  assert check_literals('The quick brown fox jumps over the lazy dog.', ['fox']) == 'Matched!'
  assert check_literals('The quick brown fox jumps over the lazy dog.', ['horse']) == 'Not Matched!'
  assert check_literals('The quick brown fox jumps over the lazy dog.', ['lazy']) == 'Matched!'
output: def check_literals(text, literals):
      import re
      for literal in literals:
          if re.search(re.escape(literal), text):
              return 'Matched!'
      return 'Not Matched!'