YOU SAID:
I 4 you and Why do you Sell?
INTO JAPANESE
私はあなたとなぜ売るのですか?
BACK INTO ENGLISH
Why do I sell with you?
INTO JAPANESE
なぜあなたと一緒に売るのですか?
BACK INTO ENGLISH
Why sell with you?
INTO JAPANESE
なぜあなたと一緒に売るのですか?
BACK INTO ENGLISH
Why sell with you?
That didn't even make that much sense in English.