Hello, in the relation https://www.openstreetmap.org/relation/16889568#map=19/10.79517/106.67391 and https://www.openstreetmap.org/relation/16889569#map=18/10.79279/106.67306
Do you see any traffic signs that prohibit no_left_turn and no_right_turn here? 
Again, You do not live in these area please provide your ground truth image or GPX before edit anything!