YOU SAID:

I don't want to be with you

INTO JAPANESE

私は一緒にしたくないです。

BACK INTO ENGLISH

I don't want them together.

INTO JAPANESE

私は一緒にそれらを望んでいません。

BACK INTO ENGLISH

I do not want them together.

INTO JAPANESE

私は、それらを一緒に必要ありません。

BACK INTO ENGLISH

I have them together.

INTO JAPANESE

私はそれらが一緒にあります。

BACK INTO ENGLISH

I have them together.