Perhaps you should try some spelling variations:
thanh trung » thanh tung
theo chieu » theo tieu, ho chieu, theo chu
chieu xanh » chieu sach, chieu sang, chieu tinh
cua phuong » cuu phuong, cuc phuong, luan phuong
cua tong » cua cong, cua dong, cua nong
cong dan » cong san, cong tan, huong dan
chan cau » phan cau, chinh cau, nhanh cau
can cau » van cau, ban cau, ca cau

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 ((cua tong) or (cua phuong)) cong dan ((chan cau) OR (can cau))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chieu xanh - thanh trung ((cua tong) OR (cua phuong)) cong dan ((chan cau) OR (can cau)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo chieu xanh - thanh trung ((cua tong) or (cua phuong)) cong dan ((chan cau) OR (can cau))".
• Adding a wildcard symbol may retrieve word variants: theo chieu xanh - thanh trung ((cua tong) or (cua phuong)) cong dan ((chan cau) OR (can cau))*.