Limit Forum Searches to Language of Choice

My setting for Forums excludes French and Spanish forums but when I do a search the results return hits in all three languages. There should be a way to exclude French and Spanish in the results.

I agree but make don't make it on users settings but more a tick box. I always look on 3 forum just in case an info is in one of the 3 languages I understand.

My forum language setting is this:

That way when I'm in a forum I only see those in my Favorite language (English):

That same forum language setting should also control which show up in searches.