* C-q (isearch-mode): Incremental Search.
* C-r: Incremental Search.
* C-r (isearch-mode): Incremental Search.
* C-r (query-replace): Query Replace.
* C-q (isearch-mode): Incremental Search.
* C-r: Incremental Search.
* C-r (isearch-mode): Incremental Search.
* C-r (query-replace): Query Replace.