Perhaps you should try some spelling variations:
hoc thieu » hoc hien
thanh tra » thanh toan, thanh hoa
cong cong » cong dong, trong cong, dung cong
van cong » van dong, van phong, phan cong
cong dan » cong san, cong tan, huong dan
dan nhan » danh nhan, dan chan, van nhan
tra van » tran van, ta van, trang van
nhan va » nhan tai, nhan dan, nhan tao

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) or (hoc thieu)) manh - thanh tra van cong cong dan nhan va~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((toc thieu) OR (hoc thieu)) manh - thanh tra van cong cong dan nhan va*.