Putting intitle: in front of every word in your query is equivalent to putting allintitle: at the front of your query, e.g., [ allintitle: google search ].
Putting intitle: in front of every word in your query is equivalent to putting allintitle: at the front of your query, e.g., [ intitle:google intitle:search ] ...
Fortunately, Google's handy search operator “allintitle” helps you filter results and display only those that include your keyword in the title. What is Allintitle in Google... · How to Use Allintitle for... · How is Allintitle Used in...