Perhaps you should try some spelling variations:
thanh trung » thanh tung
theo chieu » theo tieu, ho chieu, theo chu
chieu sach » chinh sach, chiet tach, chieu sang
trung hanh » trung thanh, trung khanh, trung anh
hanh nhung » anh nhung, canh nhung, doanh nhung
nhung cong » dung cong, thong cong, hang cong
cong dan » cong san, cong tan, huong dan
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: theo chieu sach - thanh trung hanh nhung cong dan ((phan cau) or (phan lap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chieu sach - thanh trung hanh nhung cong dan ((phan cau) OR (phan lap)).
• Adding a wildcard symbol may retrieve word variants: theo chieu sach - thanh trung hanh nhung cong dan ((phan cau) or (phan lap))*.