In order to improve your Flesch-Kincaid scores, I recommend learning more about the scoring system.
Flesch-Kincaid Readability Test - Wikipedia, the free encyclopedia Readability formulas
As far as a better website than Babel Fish goes, I would suggest wordreference.com, my favorite multilingual website! It has discussion boards, some slang/phrases, and a quick dictionary.
Amnesia-I googled Amnesia treatment.
amnesia treatment - Google Search
French dog kennels...what job are you talking about? I don't think you need one to be a groomer.
Hope this helps!:)