Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu tinh, hieu manh
chieu sang » chieu sach, hieu lang, nhieu tang
khong cong » thong cong, khong cang, chong cong
thanh chau » thanh cha, thanh cham, thanh chu
san thanh » ban thanh, van thanh, son thanh
cong san » cong tac

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho ((chieu xanh) or (chieu sang)) - thanh ((truong cao) OR (truong dai)) khong cong san thanh chau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((chieu xanh) OR (chieu sang)) - thanh ((truong cao) OR (truong dai)) khong cong san thanh chau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho ((chieu xanh) or (chieu sang)) - thanh ((truong cao) OR (truong dai)) khong cong san thanh chau".
• Adding a wildcard symbol may retrieve word variants: ho ((chieu xanh) or (chieu sang)) - thanh ((truong cao) OR (truong dai)) khong cong san thanh chau*.