YOU SAID:

We are good at what we do.

INTO JAPANESE

我々 は、我々 は何で良いです。

BACK INTO ENGLISH

We are good at what we.

INTO JAPANESE

私たちは私たちに良いです。

BACK INTO ENGLISH

We are good for us.

INTO JAPANESE

私たちは私たちに適しています。

BACK INTO ENGLISH

We are good for us.