Perhaps you should try some spelling variations:
theo chieu » theo tieu, ho chieu, theo chu
chieu xanh » chieu sach, chieu sang, chieu tinh
hanh dung » thanh dung, hanh dong, hanh tung
manh dung » manh hung, manh tung, manh cuong
cong cong » cong dong, trong cong, dung cong
anh dung » anh dong, anh huong, sach dung
cong san » cong tac
san than » sang than, san thanh, ban than
than cao » toan cao, thai cao, than cap

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 - ((((hanh dung) OR (manh dung))) OR (anh dung)) cua cong cong san than cao~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo chieu xanh - ((((hanh dung) OR (manh dung))) or (anh dung)) cua cong cong san than cao~".
• Adding a wildcard symbol may retrieve word variants: theo chieu xanh - ((((hanh dung) OR (manh dung))) or (anh dung)) cua cong cong san than cao*.