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
trung tuan » trung thanh, trung tam, tran tuan
tuan thong » toan thong, tran thong, tuan phong
cong thanh » dong thanh, cong trinh, truong thanh
cong tan » cong tac, cong san, cong ty
than cau » toan cau, phan cau, thanh chau
than cap » khan cap, thanh lap, thanh cac

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

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