wcheng@pop-os:~/git/thomas-a-kempis_the-imitation-of-christ_william-benham$ se --version
2.1.0
wcheng@pop-os:~/git/thomas-a-kempis_the-imitation-of-christ_william-benham$ git grep -c "every one"
src/epub/text/chapter-2-3.xhtml:1
src/epub/text/chapter-3-42.xhtml:1
src/epub/text/chapter-3-58.xhtml:2
src/epub/text/chapter-4-1.xhtml:1
src/epub/text/chapter-4-9.xhtml:1
wcheng@pop-os:~/git/thomas-a-kempis_the-imitation-of-christ_william-benham$ se interactive-replace '(?<![Ee]ach and )([Ee])very one(?!\s+of)' "\1veryone" src/epub/text/*
wcheng@pop-os:~/git/thomas-a-kempis_the-imitation-of-christ_william-benham$ echo $?
0