Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
canh manh » lanh manh, canh tranh, cach mang
nhung don » nhung van, nhung bo
hang cong » dang cong, hang nong, bang cong
nhung cau » chung cu, nhung bai, nhu cau
ho chieu » theo chieu, hoc thieu, doi chieu
manh cua » doanh cua, ban cua
hang cau » hang dau, hang ca, nang cao

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 sach - canh manh cua ((nhung don) or (hang cong)) cang ((nhung cau) or (hang cau))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu sach - canh manh cua ((nhung don) OR (hang cong)) cang ((nhung cau) OR (hang cau)).
• Adding a wildcard symbol may retrieve word variants: ho chieu sach - canh manh cua ((nhung don) or (hang cong)) cang ((nhung cau) or (hang cau))*.