Perhaps you should try some spelling variations:
quyen hanh » quyen anh, quen hanh, quyet thanh
nguoi dung » nguoi nung, nguoi muong, nguoi dan
nhung gi » nhung bi, nhung bai
quan van » luan van, quan va, quan luan
dung hoc » dong hoc, dung thuoc, trung hoc
nhung si » nhung bi, nhung su, nhung se
si quyen » khi quyen, gia quyen, dai quyen
noi dung » hoc dung
gi quan » vi quan, gai quang, giac quan
hoc mon » hoc moi, hoc mot, hoc cong
hoc mo » hoc moi, hoc mot, 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 gi quan van. nguoi dung hoc mon ) or ( nhung si quyen hanh. noi dung hoc mo ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( nhung gi quan van. nguoi dung hoc mon ) OR ( nhung si quyen hanh. noi dung hoc mo )).
• Adding a wildcard symbol may retrieve word variants: (( nhung gi quan van. nguoi dung hoc mon ) or ( nhung si quyen hanh. noi dung hoc mo ))*.