YOU SAID:

They are laughing at me, not with me.

INTO JAPANESE

彼らは私ではなく、私を笑っています。

BACK INTO ENGLISH

They are not me, I am laughing.

INTO JAPANESE

彼らはありません私は、私は笑っています。

BACK INTO ENGLISH

They are not me is laughing at me.

INTO JAPANESE

彼らは私ではありませんが私を笑っています。

BACK INTO ENGLISH

But they are laughing at me.

INTO JAPANESE

しかし、彼らが私を笑っています。

BACK INTO ENGLISH

However, they are laughing at me.

INTO JAPANESE

しかし、彼らが私を笑っています。

BACK INTO ENGLISH

However, they are laughing at me.