Perhaps you should try some spelling variations:
thanh trien » thanh tien, thanh truyen, thanh vien
theo chieu » theo tieu, ho chieu, theo chu
trien hoat » tien hoa
hoat cuong » hoat dong, hoa cong, doan cuong
cuong cong » cong cong, luong cong, duong cong
theo chau » theo chu, theo phap, theo cap
tap quan » tac quan, hai quan

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((theo chau) OR (theo chieu)) tinh - thanh trien hoat cuong cong ((tap doan) or (tap quan)) cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((theo chau) OR (theo chieu)) tinh - thanh trien hoat cuong cong ((tap doan) OR (tap quan)) cau*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((theo chau) OR (theo chieu)) tinh - thanh trien hoat cuong cong ((tap doan) or (tap quan)) cau*".