Perhaps you should try some spelling variations:
thanh trung » thanh tung
theo chieu » theo tieu, theo chu, thi chieu
trung tuan » trung thanh, trung tam, tran tuan
cong thanh » dong thanh, cong trinh, truong thanh
tuan dung » tuan duong, tran dung, tan dung
ho chieu » hoc thieu, doi chieu, mot chieu
cong tan » cong tac, cong san, cong ty
ran cau » van cau, ban cau, can cau

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((ho chieu) OR (theo chieu)) xanh - thanh trung tuan dung ((cong tan) or (cong thanh)) ran cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((ho chieu) OR (theo chieu)) xanh - thanh trung tuan dung ((cong tan) OR (cong thanh)) ran cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((ho chieu) OR (theo chieu)) xanh - thanh trung tuan dung ((cong tan) or (cong thanh)) ran cau".
• Adding a wildcard symbol may retrieve word variants: ((ho chieu) OR (theo chieu)) xanh - thanh trung tuan dung ((cong tan) or (cong thanh)) ran cau*.