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Linux Mastering Development

Why cannot find event string command, where it is in history?

Is there a limit in number of commands through which does event string !?command look?: user@Host:~/Desktop/bin$ !?strace -o! bash: !?strace -o!: event not found user@Host:~/Desktop/bin$ history 100 | grep strace 1964 man strace 1989 strace -o >(vim -) a.out ##there you go, command I look after 1990 man strace | grep -A5 “^\s*-p” 1994 man […]