site:example.com//restrict to a domain or TLD.filetype:pdf/ filetype:env/ filetype:sql//search by file extension.inurl:login/ inurl:admin//words in the URL path.intitle:"index of"/ intitle:"login"//words in the page title.intext:"password"/ allintext:api_keysecret//words in page body.allintitle:/ allinurl:/ allintext://all terms must appear in that field.cache:url//view Google’s cached copy.related:example.com//sites similar to the given domain."exact phrase"//exact phrase match.before:YYYY-MM-DD/ after:YYYY-MM-DD//filter by indexed date.