Perhaps you should try some spelling variations:
nhung thoi » nhung thi, phung thi, nhung loi
quyen vang » quyen van, quyet van, huyen van
bai quyen » bai luyen, dai quyen, bi quyet
thoi quan » thoi quen, thi quan, thong quan
muong hoc » duong hoc, tuong hoc, muong hoa
hai dung » hai duong, mai dung, hai dang
dung hoc » dong hoc, dung thuoc, trung hoc
hoc moi » hoc noi
hoc mo » hoc mot, hoc mon, hoc ma

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (( nhung bai quyen vang. hai dung hoc mo ) or ( nhung thoi quan luan. nguoi muong hoc moi ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( nhung bai quyen vang. hai dung hoc mo ) OR ( nhung thoi quan luan. nguoi muong hoc moi )).
• Adding a wildcard symbol may retrieve word variants: (( nhung bai quyen vang. hai dung hoc mo ) or ( nhung thoi quan luan. nguoi muong hoc moi ))*.