Perhaps you should try some spelling variations:
thieu tang » nhieu tang, thieu khang, thieu quang
hanh trinh » canh tranh, hanh chinh
luat quang » luat quan, xuat quang, chat quang
cong thanh » dong thanh, cong trinh, cong tan
luan cong » luat cong, luong cong, luan chung
thanh tra » thanh toan, thanh hoa
tra ban » tri ban, tra bao, tranh ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: toc thieu tang - hanh trinh ((luat quang) or (luan cong)) cong thanh tra ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: toc thieu tang - hanh trinh ((luat quang) OR (luan cong)) cong thanh tra ban.
• Adding a wildcard symbol may retrieve word variants: toc thieu tang - hanh trinh ((luat quang) or (luan cong)) cong thanh tra ban*.