Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
quang hanh » quang thanh, quang khanh, quan hanh
hieu manh » chieu xanh, hieu nganh, dieu hanh
hanh tinh » hanh trinh, nhanh tinh, thanh tinh
hanh cong » thanh cong, hang cong, hanh dong
cong doan » cong dan, cong hoan, dong doanh
phan cau » phan dau, phan cac, phan tu
phan lap » phan dau

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)) - hanh tinh quang hanh cong doan ((phan cau) or (phan lap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((hieu manh) OR (chieu sach)) - hanh tinh quang hanh cong doan ((phan cau) OR (phan lap)).
• Adding a wildcard symbol may retrieve word variants: ho ((hieu manh) or (chieu sach)) - hanh tinh quang hanh cong doan ((phan cau) or (phan lap))*.