expr main (every once and again)
let message "For things that happen only occasionaly use `every once in a while. For things that persistently happen use `once again`."
let description "Corrects `every once and again` to `every once in a while` or `once again`."
let kind "Usage"
let becomes ["every once in a while", "once again"]
test "Ys have been replaced with Ps, happens randomly every once and again with different letters" "Ys have been replaced with Ps, happens randomly every once in a while with different letters"