Perhaps you should try some spelling variations:
theo chieu » theo tieu, theo chu, thi chieu
thanh tran » thanh trang, thanh toan, thanh tra
tran tuan » tran xuan, tran quang, tran thanh
tuan tong » toan tong, thuan trong, toan thong
tong cong » trong cong, cong cong, dung cong
tac nhanh » tac nhan, tac thanh, cach nhanh
tai nhanh » tai thanh, thai thanh, tai chinh
ho chieu » hoc thieu, doi chieu, mot chieu

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