Please state in which country your phrase tends to be used, what the phrase is, and what it should be.
Example:
In America, recently came across “back-petal”, instead of back-pedal. Also, still hearing “for all intensive purposes” instead of “for all intents and purposes”.
As in the well known Christmas carol, “Oh come, all ye faithful dudes,” verse 7, “Yeah, Lord we greet thee, born this happy morning…”