Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
trong dam » trong lam, trong nam, trong cac
nhanh cay » nhanh ha, nhanh bac, nhanh va
ho chieu » theo chieu, hoc thieu, doi chieu
trung da » trung dai, trung dam, truong da
cong dan » cong san, cong tan, huong dan
than cap » khan cap, thanh lap, thanh cac

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 ((trung da) or (trong dam)) trong cong dan ((than cap) or (nhanh cay))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu sach - hanh ((trung da) OR (trong dam)) trong cong dan ((than cap) OR (nhanh cay)).
• Adding a wildcard symbol may retrieve word variants: ho chieu sach - hanh ((trung da) or (trong dam)) trong cong dan ((than cap) or (nhanh cay))*.