Perhaps you should try some spelling variations:
chieu sang » chieu sach, chieu xanh, hieu lang
manh trung » manh tung, thanh trung, manh hung
trung dai » truong dai, truong dao, trung tam
dai cuong » tai cong
ho chieu » theo chieu, hoc thieu, doi chieu
cong dan » cong tan, huong dan, cong dong
cong san » cong tac
than cap » thanh lap, thanh cac, than cua
khan cap » khan ap, khoan cam, phan cac

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: ho chieu sang - manh trung dai cuong ((cong dan) OR (cong san)) ((than cap) OR (khan cap))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho chieu sang - manh trung dai cuong ((cong dan) or (cong san)) ((than cap) OR (khan cap))~".
• Adding a wildcard symbol may retrieve word variants: ho chieu sang - manh trung dai cuong ((cong dan) or (cong san)) ((than cap) OR (khan cap))*.