YOU SAID:

I chime in haven't you people ever heard of?

INTO JAPANESE

私はあなたの人々がこれまでに聞いたことがないのですか？

BACK INTO ENGLISH

I have never heard of your people before?

INTO JAPANESE

私はあなたの人々について聞いたことがありませんか？

BACK INTO ENGLISH

Have I never heard about your people?

INTO JAPANESE

私はあなたの人々について聞いたことがありませんか？

BACK INTO ENGLISH

Have I never heard about your people?