Perhaps you should try some spelling variations:
thanh nung » thanh tung, thanh hung, thanh dung
nhung cong » dung cong, thong cong, nhung don
hang cong » dang cong, hang nong, bang cong
tuan bang » tuan dang, tuan hoang, thuat bang
hien anh » hien hanh, thien anh, dien anh
nung cao » nang cao, nhung cau, quang cao
tuan ban » toan ban, luan ban, quang ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc hien anh - thanh nung cao ((nhung cong) or (hang cong)) anh ((tuan ban) or (tuan bang))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc hien anh - thanh nung cao ((nhung cong) OR (hang cong)) anh ((tuan ban) OR (tuan bang)).
• Adding a wildcard symbol may retrieve word variants: hoc hien anh - thanh nung cao ((nhung cong) or (hang cong)) anh ((tuan ban) or (tuan bang))*.