Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
cua truong » cua trung, xuan truong, cac truong
ho chieu » theo chieu, hoc thieu, doi chieu
anh tang » anh bang, anh dang, anh nang
cua tong » cua cong, cua dong, cua nong
cong dan » cong san, cong tan, huong dan
than cau » toan cau, phan cau, than cap
khan ap » khan cap, han ap, khan dam

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 - anh tang ((cua tong) or (cua truong)) cong dan ((than cau) or (khan ap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu sach - anh tang ((cua tong) OR (cua truong)) cong dan ((than cau) OR (khan ap)).
• Adding a wildcard symbol may retrieve word variants: ho chieu sach - anh tang ((cua tong) or (cua truong)) cong dan ((than cau) or (khan ap))*.