| Key | Description |
|---------+----------------------------------------------------------------------|
| C-w | Add word at point to search string |
| C-M-y | Add character at point to search string |
| M-s C-e | Add rest of line at point to search string (Emacs 24.4 or later) |
| C-y | Yank ("paste") from clipboard to search string (Emacs 24.4 or later) |