YOU SAID:

I don't even know what you are trying to say

INTO JAPANESE

私はあなたが言うしようとは知らない

BACK INTO ENGLISH

I say you do not know and tries to

INTO JAPANESE

私はあなたを知っていないとしようと言う

BACK INTO ENGLISH

I do not know you and say

INTO JAPANESE

私はあなたを知っていないと言う

BACK INTO ENGLISH

I do not know you and say