YOU SAID:

If I don't get one like I will be sad

INTO JAPANESE

もし私がそのようなものを手に入れなければ、私は悲しいでしょう

BACK INTO ENGLISH

I would be sad if I didn't get something like that

INTO JAPANESE

そういうのが取れなかったら悲しいです

BACK INTO ENGLISH

I'm sad if I can't get that

INTO JAPANESE

それがわからなくて悲しいです

BACK INTO ENGLISH

I'm sad i don't understand it

INTO JAPANESE

悲しいよわからない

BACK INTO ENGLISH

I'm sad i don't know

INTO JAPANESE

私は知らないのが悲しい

BACK INTO ENGLISH

I'm sad i don't know