Why is the audit necessary ? because without it , it is impossible to talk clearly about what's wrong !! i'm not saying or protecting a system i can tell you ! If you read carefully i point out that the way of instructing pilots in that airline needs to be improved a lot !!
Concerning english language, yes...they are very very reluctant to foreign languages and i was just explaining that this problem goes deep into education system, despite it would be easier to believe it is a genetic issue !!