Ah! I see what you mean now… The exclusion filters seemingly do nothing right now:
will offer the same set of results as
Either we are both using it wrong or it is currently broken. There is a possibility that this has been caused by a recent internal update on another part of itch and has gone unnoticed because of that. Nevertheless it seems like unintended behavior for what was previously a cool feature. We can’t bring it up in the thread where said feature was introduced and discussed, so we’ll have to wait. I hope the rephrasing has helped.