Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
hanh trinh » canh tranh, hanh chinh
doi chieu » doc hieu, doi chi, ho chieu
luat hang » luat hanh, luat chung, luat huong
hang cong » dang cong, hang nong, bang cong
cong tan » cong tac, cong san, cong thanh
than cau » toan cau, than cap, thanh chau
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: doi chieu sach - hanh trinh luat hang cong tan ((((than cau) or (phan cau))) or (phan lap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chieu sach - hanh trinh luat hang cong tan ((((than cau) OR (phan cau))) OR (phan lap)).
• Adding a wildcard symbol may retrieve word variants: doi chieu sach - hanh trinh luat hang cong tan ((((than cau) or (phan cau))) or (phan lap))*.