Just a quick summary of Google search operators for myself. If it helps somebody else that is OK for me as well 😉
| “xxx” | Exact words and phrases |
| – | excluding word |
| site:domain | domain to search |
| ~ | related words |
| * | wildcard in exact phrase |
| 2000..2012 | time range |
| filetype:xxx | only match files of type xxx |
| OR | one word or another |
| define:xxx | find the definition of xxx |
| / * + – | calculator |
| X [units] in [units] | unit conversion |