Edit history command line in Linux

Sometime I use the following command to search. When I need to search a different pattern later, I used "!find" to run the command, cancel it and modify the last command. That is not a decent method. Two solutions： type: The command line will display but will not execute, then use arrow UP and modify it. Type: then type "find" to localize the command line, and use arrow UP to edit. -- Sometimes you want to replace one parameter with another: Or you know the history number: