Perhaps you should try some spelling variations:
thieu khang » chieu khong, thieu quang
chieu sach » chinh sach, chiet tach, chieu sang
thanh tran » thanh trang, thanh toan, thanh tra
tuan dung » tuan duong, tran dung, tuan dang
tan dung » tran dung, tin dung, van dung
cong san » cong tac
san toan » van toan, dan toan, manh toan
toan cau » toan cao, toan ban, toan tap

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 khang) or (chieu sach)) - thanh tran ((tuan dung) OR (tan dung)) cong san toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((thieu khang) OR (chieu sach)) - thanh tran ((tuan dung) OR (tan dung)) cong san toan cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc ((thieu khang) or (chieu sach)) - thanh tran ((tuan dung) OR (tan dung)) cong san toan cau".
• Adding a wildcard symbol may retrieve word variants: hoc ((thieu khang) or (chieu sach)) - thanh tran ((tuan dung) OR (tan dung)) cong san toan cau*.