Perhaps you should try some spelling variations:
thieu sang » chieu sang, thieu khang, thieu quang
thanh tran » thanh trang, thanh toan, thanh tuan
hoc thieu » toc thieu, hoc hien
thanh tra » thanh toan, thanh hoa
van phung » van hung, van chuong, van dung
van phong » van dong, hai phong
tac thanh » bac thanh, cac thanh, tcc thanh
thanh cao » thanh ca, thanh cac, thanh thao
cong tac » cong ty

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

• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu sang - ((thanh tra) OR (thanh tran)) ((van phung) OR (van phong)) cong tac thanh cao~.
• Adding a wildcard symbol may retrieve word variants: hoc thieu sang - ((thanh tra) or (thanh tran)) ((van phung) or (van phong)) cong tac thanh cao*.