Perhaps you should try some spelling variations:
hanh tranh » canh tranh, hanh trinh, hanh trang
tieu xanh » tieu danh, chieu xanh, dieu hanh
van nhung » van nhuong, va nhung, van phung
van hung » manh hung, van duong, van dong
van dung » van dong, xay dung, tin dung
cong san » cong tac
san than » sang than, san thanh, ban than
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 tieu xanh - hanh tranh ((van nhung) OR (((van hung) OR (van dung)))) cong san than cap~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo tieu xanh - hanh tranh ((van nhung) or (((van hung) OR (van dung)))) cong san than cap~".
• Adding a wildcard symbol may retrieve word variants: theo tieu xanh - hanh tranh ((van nhung) or (((van hung) OR (van dung)))) cong san than cap*.