YOU SAID:

i dont knew whom you aren't without.

INTO JAPANESE

誰がいないのか知りません。

BACK INTO ENGLISH

I do not know who is not.

INTO JAPANESE

誰が知らないのかわかりません。

BACK INTO ENGLISH

I don't know who doesn't know.

INTO JAPANESE

誰が知らないのか分かりません。

BACK INTO ENGLISH

I do not know who does not know.

INTO JAPANESE

誰が知らないのか分かりません。

BACK INTO ENGLISH

I do not know who does not know.