YOU SAID:

If i CAME and you come what do the dog eat

INTO JAPANESE

もし私が来て、あなたが犬が何を食べるのか来たら

BACK INTO ENGLISH

If I come and you come to what the dog eats

INTO JAPANESE

もし私が来て、あなたが犬が食べるものに来るなら

BACK INTO ENGLISH

If I come and you come to what the dog eats