YOU SAID:
He suspects, but he does not know - not yet.
INTO JAPANESE
彼は疑っているが、まだ分かっていない。
BACK INTO ENGLISH
He suspects, but doesn't know yet.
INTO JAPANESE
彼は疑っているが、まだ分からない。
BACK INTO ENGLISH
He suspects, but doesn't know yet.
That didn't even make that much sense in English.