YOU SAID:

Haven't you done well

INTO JAPANESE

まあやってないです。

BACK INTO ENGLISH

It is not doing well.

INTO JAPANESE

それはうまくいっていないです。

BACK INTO ENGLISH

It works well, is not working.

INTO JAPANESE

それはうまく、動作していません。

BACK INTO ENGLISH

It works and does not work.

INTO JAPANESE

それは動作し、動作しません。

BACK INTO ENGLISH

It works and does not work.