Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
chieu xanh » chieu sang, chieu tinh, hieu manh
hien hanh » dieu hanh
hanh tinh » hanh trinh, nhanh tinh, thanh tinh
cong nong » cong dong, cong cong, cong trong
tinh cua » trinh cua, sinh cua, tinh chat
nong san » cong san, dong san, nong dan
san toan » van toan, dan toan, manh toan
toan cau » toan cao, toan ban, toan tap

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) or (hien hanh))) or (chieu sach)) - hanh tinh cua cong nong san toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((((chieu xanh) OR (hien hanh))) OR (chieu sach)) - hanh tinh cua cong nong san toan cau.
• Adding a wildcard symbol may retrieve word variants: ho ((((chieu xanh) or (hien hanh))) or (chieu sach)) - hanh tinh cua cong nong san toan cau*.