Perhaps you should try some spelling variations:
thuong thuat » thuong thuyet, thuong thuc, trong thuat
trung thuat » trong thuat, trung tuan, trung thuc
theo chieu » theo tieu, ho chieu, theo chu
chieu xanh » chieu sach, chieu sang, chieu tinh
xung cong » xuong cong, dung cong, luong cong
cong ban » cong bang, cong san, cong tan
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: theo chieu xanh - thanh ((trung thuat) or (thuong thuat)) xung cong ban ((than cau) OR (toan cau))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chieu xanh - thanh ((trung thuat) OR (thuong thuat)) xung cong ban ((than cau) OR (toan cau)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo chieu xanh - thanh ((trung thuat) or (thuong thuat)) xung cong ban ((than cau) OR (toan cau))".
• Adding a wildcard symbol may retrieve word variants: theo chieu xanh - thanh ((trung thuat) or (thuong thuat)) xung cong ban ((than cau) OR (toan cau))*.