Perhaps you should try some spelling variations:
canh trinh » canh tranh, hanh trinh, canh tinh
chieu sach » chinh sach, chiet tach, chieu sang
hieu manh » chieu xanh, hieu nganh, dieu hanh
trinh vi » trinh va, trinh ve, trinh viet
vi trong » vai trong, voi trong, bi trong
cong dan » cong san, cong tan, huong dan
phan cau » phan dau, phan cac, phan lap

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: ho ((hieu manh) or (chieu sach)) - canh trinh vi trong cong dan ((phan cau) or (phan tu))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((hieu manh) OR (chieu sach)) - canh trinh vi trong cong dan ((phan cau) OR (phan tu)).
• Adding a wildcard symbol may retrieve word variants: ho ((hieu manh) or (chieu sach)) - canh trinh vi trong cong dan ((phan cau) or (phan tu))*.