Perhaps you should try some spelling variations:
nguoi nung » nguoi muong, nguoi nuoc
nung thuoc » dung thuoc, ung thuoc, luong thuoc
nhung tri » nhung bai, phung thi, dung tri
nhung thi » nhung thoi, phung thi, nhung chi
tri quan » trinh quan, hai quan, mai quan
quan van » luan van, quan va, quan luan
thuoc mo » thuoc moi, thuoc ma, thuoc bo
thi lieu » tai lieu, thi lien, thi kieu
noi dong » noi dung, hoi dong, noi cong
dong hoc » dong co, dong luc
hoc mot » hoc moi

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

• Performing a fuzzy search may retrieve terms with similar spellings: (( nhung tri quan van. nguoi nung thuoc mo ) or ( nhung thi lieu va. noi dong hoc mot ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( nhung tri quan van. nguoi nung thuoc mo ) OR ( nhung thi lieu va. noi dong hoc mot )).
• Adding a wildcard symbol may retrieve word variants: (( nhung tri quan van. nguoi nung thuoc mo ) or ( nhung thi lieu va. noi dong hoc mot ))*.