Perhaps you should try some spelling variations:
nhieu tang » chieu sang, hieu lang, nhiet nang
hanh trung » thanh trung, hanh trang, manh trung
hoc nhieu » hoc thieu, hoc nhiet, hop nhieu
trung cua » truong cua, trung tuan, trung cap
cua nhung » va nhung
cong tac » cong ty
quan ban » quang ban, qua ban, luan ban
quan van » luan van, quan va, quan luan

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc nhieu tang - hanh trung cua nhung ((cong san) or (cong tac)) ((quan ban) or (quan van))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc nhieu tang - hanh trung cua nhung ((cong san) OR (cong tac)) ((quan ban) OR (quan van)).
• Adding a wildcard symbol may retrieve word variants: hoc nhieu tang - hanh trung cua nhung ((cong san) or (cong tac)) ((quan ban) or (quan van))*.