Perhaps you should try some spelling variations:
theo chieu » theo tieu, ho chieu, theo chu
chieu xanh » chieu sach, chieu sang, chieu tinh
thanh dung » thanh duong, thanh tung, thanh hung
cua thong » cua thuong, cua khong, cua tong
thuat cam » thuat dam, thuat chan, thuat xay
dung cua » dung luan, dung cho
cong van » cong vang, song van, cong tan
cong san » cong tac

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 dung cua thong ((cong van) OR (cong san)) ((thuat cam) OR (quan he))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo chieu xanh - thanh dung cua thong ((cong van) OR (cong san)) ((thuat cam) or (quan he))~".
• Adding a wildcard symbol may retrieve word variants: theo chieu xanh - thanh dung cua thong ((cong van) OR (cong san)) ((thuat cam) or (quan he))*.