บางทีเขาอาจจะไม่รู้ว่ามันอันตรายมาก

บางทีเขาอาจจะไม่รู้ว่ามันอันตรายมากแค่ไหนเลยทำ หรืออาจจะรู้แต่ก็ยังทำเพราะว่าเขาเสพติดโทรศัพท์

Results (English) 1:

Perhaps he may not know that it is very dangerous to do nowhere do or might know, but it was also because he drug phone.

Results (English) 2:

Maybe he does not know it yet do much harm. Or may not know, but it's also because of his addiction to the phone.

Results (English) 3:

Maybe he didn't know how dangerous it do. Or maybe you know but still because his addiction to the phone.