Perhaps you should try some spelling variations:
phan thuong » hang thuong, phan xuong
theo chieu » ho chieu, theo chu, thi chieu
thanh dung » thanh duong, thanh tung, thanh hung
cong thanh » dong thanh, cong trinh, cong tan
dung phan » dung nhan, dung luan, dung ha
cong dan » cong san, cong tan, huong dan
than cap » khan cap, thanh lap, thanh cac

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) OR (theo tieu)) sang - thanh dung phan thuong ((cong dan) or (cong thanh)) than cap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((theo chieu) OR (theo tieu)) sang - thanh dung phan thuong ((cong dan) OR (cong thanh)) than cap.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((theo chieu) OR (theo tieu)) sang - thanh dung phan thuong ((cong dan) or (cong thanh)) than cap".
• Adding a wildcard symbol may retrieve word variants: ((theo chieu) OR (theo tieu)) sang - thanh dung phan thuong ((cong dan) or (cong thanh)) than cap*.