Perhaps you should try some spelling variations:
thieu khang » chieu khong, thieu quang
thanh tung » thanh cong
tai thuong » tai phuong, tai truong, thi thuong
hoc thieu » toc thieu, hoc hien
tung tai » trung tai, dung tai, tang tai
cong dan » huong dan, cong dong, cong tac
cong tan » cong tac, cong thanh, cong ty
cong san » cong tac
can cau » van cau, ban cau, ca cau

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