Perhaps you should try some spelling variations:
nguoi nung » nguoi muong, nguoi nuoc
nhung tri » nhung bai, dung tri, nhung bi
nung cong » nhung cong, dung cong, nang cong
dung dung » ung dung, dung ung, dung dong
tri quan » trinh quan, hai quan, mai quan
cong san » cong tac
coi quan » co quan, moi quan, cai quan
hoc dung » hoc ung, hoc dan, tac dung
quan va » quan vi, quan ha, luan va
dung co » dung cho, dung cong, dung cua

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 va. nguoi nung cong san ) or ( nhduong coi quan va. hoc dung dung co ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( nhung tri quan va. nguoi nung cong san ) OR ( nhduong coi quan va. hoc dung dung co )).
• Adding a wildcard symbol may retrieve word variants: (( nhung tri quan va. nguoi nung cong san ) or ( nhduong coi quan va. hoc dung dung co ))*.