Perhaps you should try some spelling variations:
chieu xanh » chieu sang, chieu tinh, hieu manh
chieu sach » chinh sach, chiet tach, chieu sang
cong thanh » dong thanh, cong trinh, truong thanh
anh dung » anh dong, anh huong, sach dung
dung cua » dung luan, dung cho
cua dung » cua dang, cua dong, qua dung
cong tan » cong tac, cong san, cong ty

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo ((chieu xanh) OR (chieu sach)) - anh dung cua dung ((cong thanh) or (cong tan)) hoa dan~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((chieu xanh) OR (chieu sach)) - anh dung cua dung ((cong thanh) OR (cong tan)) hoa dan.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo ((chieu xanh) OR (chieu sach)) - anh dung cua dung ((cong thanh) or (cong tan)) hoa dan".
• Adding a wildcard symbol may retrieve word variants: theo ((chieu xanh) OR (chieu sach)) - anh dung cua dung ((cong thanh) or (cong tan)) hoa dan*.