Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
hanh hang » thanh hang, hang hang, hanh han
dong cong » duong cong, dung cong, dang cong
ho chieu » theo chieu, hoc thieu, doi chieu
hang cao » hoang cao, nang cao, hang ca
cao dong » cao dang, lao dong, cao cong
cong dan » cong san, cong tan, huong dan
toan ban » van ban

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 - hanh hang cao dong cong dan ((toan tap) or (toan ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu sach - hanh hang cao dong cong dan ((toan tap) OR (toan ban)).
• Adding a wildcard symbol may retrieve word variants: ho chieu sach - hanh hang cao dong cong dan ((toan tap) or (toan ban))*.