Perhaps you should try some spelling variations:
thanh trung » thanh tung
thieu tinh » trieu tinh, chieu tinh, thien tinh
cuong bang » cong bang, muong bang, tuong bang
hoc thieu » toc thieu, hoc hien
tam nhung » tham nhung, cam nhung, nam nhung
dong bang » dong san
khoan cam » khoa cam, khoan va, phan cam
than cap » khan cap, thanh lap, thanh cac

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc thieu tinh - thanh trung tam nhung ((cuong bang) or (dong bang)) ((than cap) or (khoan cam))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu tinh - thanh trung tam nhung ((cuong bang) OR (dong bang)) ((than cap) OR (khoan cam)).
• Adding a wildcard symbol may retrieve word variants: hoc thieu tinh - thanh trung tam nhung ((cuong bang) or (dong bang)) ((than cap) or (khoan cam))*.