YOU SAID:
i don't know why but love you
INTO JAPANESE
なぜだか分からないけどあなたを愛しています
BACK INTO ENGLISH
I don't know why but I love you
INTO JAPANESE
理由は分からないけど、あなたを愛しています
BACK INTO ENGLISH
I don't know why but I love you
That didn't even make that much sense in English.