Perhaps you should try some spelling variations:
thong cong » trong cong, thong thong, phong chong
hieu manh » chieu xanh, hieu nganh, dieu hanh
thanh tra » thanh toan, thanh hoa
tong cong » trong cong, cong cong, dung cong
toc hieu » toc thieu, doc hieu, hoc thieu
ban hang » ngan hang
hang dau » hang va, hang tai
tra van » tran van, ta van, trang van

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 tra van ((thong cong) or (tong cong)) ban hang dau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: toc hieu manh - thanh tra van ((thong cong) OR (tong cong)) ban hang dau*.