Perhaps you should try some spelling variations:
chieu sang » chieu xanh, hieu lang, nhieu tang
chieu sach » chinh sach, chiet tach, chieu xanh
canh manh » lanh manh, canh tranh, cach mang
hang cong » dang cong, hang nong, bang cong
manh cua » doanh cua, ban cua
cua hang » cua dang, cua nhung, cua cong
cong dan » cong san, cong tan, huong dan
khan cap » khan ap, khoan cam, phan cac
than cap » thanh lap, thanh cac, than cua

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

• Performing a fuzzy search may retrieve terms with similar spellings: doi ((chieu sang) OR (chieu sach)) - canh manh cua hang cong dan ((khan cap) or (than cap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi ((chieu sang) OR (chieu sach)) - canh manh cua hang cong dan ((khan cap) OR (than cap)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "doi ((chieu sang) OR (chieu sach)) - canh manh cua hang cong dan ((khan cap) or (than cap))".
• Adding a wildcard symbol may retrieve word variants: doi ((chieu sang) OR (chieu sach)) - canh manh cua hang cong dan ((khan cap) or (than cap))*.