YOU SAID:

I have never understood women

INTO JAPANESE

私は女性を理解できなかった

BACK INTO ENGLISH

I couldn't understand women

INTO JAPANESE

私は女性の言うことを理解できなかった

BACK INTO ENGLISH

I couldn't understand what the woman was saying.

INTO JAPANESE

私はその女性が何を言っているのか理解できなかった。

BACK INTO ENGLISH

I couldn't understand what the woman was saying.