Perhaps you should try some spelling variations:
chieu sang » chieu xanh, hieu lang, nhieu tang
chieu sach » chinh sach, chiet tach, chieu xanh
nhung cong » dung cong, thong cong, hang cong
tranh cua » doanh cua, manh cua
cua nhung » va nhung
thanh chu » thanh chau, thanh cha, thanh thu
thanh lap » thanh san, phan lap, thanh hai
cong dan » cong san, cong tan, huong dan

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 tranh cua nhung cong dan ((thanh chu) or (thanh lap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi ((chieu sang) OR (chieu sach)) - canh tranh cua nhung cong dan ((thanh chu) OR (thanh lap)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "doi ((chieu sang) OR (chieu sach)) - canh tranh cua nhung cong dan ((thanh chu) or (thanh lap))".
• Adding a wildcard symbol may retrieve word variants: doi ((chieu sang) OR (chieu sach)) - canh tranh cua nhung cong dan ((thanh chu) or (thanh lap))*.