Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
quang dang » quang dung, quang dong, quang hoang
cho chieu » ho chieu, theo chieu, chon chien
hanh tinh » hanh trinh, nhanh tinh, thanh tinh
cong dan » cong tan, huong dan, cong dong
cong san » cong tac
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: cho chieu xanh - hanh tinh quang dang ((cong dan) OR (cong san)) toan cau~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "cho chieu xanh - hanh tinh quang dang ((cong dan) OR (cong san)) toan cau".
• Adding a wildcard symbol may retrieve word variants: cho chieu xanh - hanh tinh quang dang ((cong dan) OR (cong san)) toan cau*.