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
trinh cua » tinh cua, trinh luat, trinh quan
nhung van » phung van, nhung bai, nhung cau
dang cong » dung cong
tuan cau » toan cau, quan cau, thuan cam
tuan cu » tuan tu, quan cua, tuan thu

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 cua ((nhung van) or (dang cong)) van ((tuan cau) OR (tuan cu))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chieu sach - hanh trinh cua ((nhung van) OR (dang cong)) van ((tuan cau) OR (tuan cu))*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "doi chieu sach - hanh trinh cua ((nhung van) or (dang cong)) van ((tuan cau) OR (tuan cu))*".