Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
ho chieu » theo chieu, hoc thieu, doi chieu
tranh va » tranh van, trang va, trinh va
cong dan » cong tan, huong dan, cong tac
cong san » cong tac
va dung » van dung, va duong, vat dung
ca tu » ca tru, cau tu, ca thu

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 xanh - canh tranh va dung ((((cong dan) OR (cong dong))) or (cong san)) ca tu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu xanh - canh tranh va dung ((((cong dan) OR (cong dong))) OR (cong san)) ca tu.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho chieu xanh - canh tranh va dung ((((cong dan) OR (cong dong))) or (cong san)) ca tu".
• Adding a wildcard symbol may retrieve word variants: ho chieu xanh - canh tranh va dung ((((cong dan) OR (cong dong))) or (cong san)) ca tu*.