YOU SAID:
You cannot. I don't know anyone who do you scan.
INTO JAPANESE
スキャンしている人は知らない
BACK INTO ENGLISH
I don't know who's scanning it.
INTO JAPANESE
誰がそれをスキャンしているのかわからない。
BACK INTO ENGLISH
I don't know who's scanning it.
That didn't even make that much sense in English.