input: Write a Python function to get results matching a query.
  assert get_results_matching_query("programming") == ["Java programming", "Python programming", "C++ programming"]
  assert get_results_matching_query("java") == []
  assert get_results_matching_query("") == []
output: def get_results_matching_query(query):
      data = ["Java programming", "Python programming", "C++ programming"]
      return [item for item in data if query.lower() in item.lower()]