YOU SAID:

you may have known before I met her I wrote alone but if you ask me which i prefer I miss the music I wrote with her

INTO JAPANESE

彼女に会う前に私は一人で書いたのを知っていたかもしれません

BACK INTO ENGLISH

Before I met her I might have known that I wrote it alone

INTO JAPANESE

彼女に会う前に、私はそれを一人で書いたことを知っていたかもしれない

BACK INTO ENGLISH

Before I met her, I might have known that I wrote it alone

INTO JAPANESE

彼女に会う前に、私はそれを一人で書いたことを知っていたかもしれない

BACK INTO ENGLISH

Before I met her, I might have known that I wrote it alone