Below form uses 2 advance operators site and inurl and intitle.
Description: Limit the search query to a specific keyword in url like login
Advance Operator: intitle
Description: Limit the search query to a specific keyword in title like signin
Google hacking, sometimes, referred to as Google dorking, is an information gathering technique used by an attacker leveraging advanced Google searching techniques. Google hacking search queries can be used to identify security vulnerabilities in web applications, gather information for arbitrary or individual targets, discover error messages disclosing sensitive information, discover files containing credentials and other sensitive data.