Regular Expression Search Challenge Using the Python string below to perform a search using a regular expression that you create. search_string=This is a string to search for a regular expression like regular expression or regular-expression or regular:expression or regular&expression Write a regular expression that will find all occurrences of: a. regular expression b. regular-expression c. regular:expression d. regular&expression in search_string Assign the regular expression to a variable named pattern Using the findall() method from the re package determine if there are occurrences in search_string Assign the outcome of the findall() method to a variable called match1 If match1 is not None: a. Print to the console the pattern used to perform the match, followed by the word matched Otherwise: a. Print to the console the pattern used to perform the match, followed by the words did not match