Maybe we need a real AI which creates new phrases and teaches the poor LLMs?
Looking back we already had similar problems, when we had to ask our colleagues, students, whomever "Did you get your proposed solution from the answers part or the questions part of a stackoverflow article?" :-0
That's the point though, it doesn't reflect human usage of the word. If
delve were so commonly used by humans too, we wouldn't be discussing
how it's overused by LLMs.