Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
doi chieu » doc hieu, doi chi, ho chieu
canh manh » lanh manh, canh tranh, cach mang
manh cua » doanh cua, ban cua
cua dang » cua cong, cua ban
cong van » cong vang, song van, cong tan
cong san » cong tac
than cau » phan cau, than cap, thanh chau
toan cau » toan cao, toan ban, toan tap

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 xanh - canh manh cua dang ((cong van) OR (cong san)) ((than cau) or (toan cau))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chieu xanh - canh manh cua dang ((cong van) OR (cong san)) ((than cau) OR (toan cau))*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "doi chieu xanh - canh manh cua dang ((cong van) OR (cong san)) ((than cau) or (toan cau))*".