YOU SAID:
Don't know if I didn't have you
INTO JAPANESE
私はあなたがいないかどうかわからない
BACK INTO ENGLISH
I do not know if you are not
INTO JAPANESE
あなたがいないかどうかわからない
BACK INTO ENGLISH
I do not know if you are not there
INTO JAPANESE
あなたがそこにいないかどうかわからない
BACK INTO ENGLISH
I do not know if you are not there
Well done, yes, well done!