Perhaps you should try some spelling variations:
thanh tung » thanh cong
hieu manh » chieu xanh, hieu nganh, dieu hanh
cong dang » cong dong, cong dan, cong danh
cong dung » cuong dung, cong dong, cong luong
toc hieu » toc thieu, doc hieu, hoc thieu
toan cao » toan ban, toan tap
va lang » va nang, hoa lang

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

• Performing a fuzzy search may retrieve terms with similar spellings: toc hieu manh - ((thanh trung) or (thanh tung)) va lang ((cong dang) OR (cong dung)) toan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: toc hieu manh - ((thanh trung) OR (thanh tung)) va lang ((cong dang) OR (cong dung)) toan cao*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "toc hieu manh - ((thanh trung) or (thanh tung)) va lang ((cong dang) OR (cong dung)) toan cao*".