Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
trong dan » trong dang, trong san, trong tan
thanh cac » hanh cac, thanh bac, thanh ca
ho chieu » theo chieu, hoc thieu, doi chieu
tung cua » trung cua, tuong cua, tang cua
dung cua » dung luan, dung cho
than cap » khan cap, thanh lap, than cua

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 - thanh ((tung cua) or (dung cua)) dung trong dan ((than cap) OR (thanh cac))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu sach - thanh ((tung cua) OR (dung cua)) dung trong dan ((than cap) OR (thanh cac)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho chieu sach - thanh ((tung cua) or (dung cua)) dung trong dan ((than cap) OR (thanh cac))".
• Adding a wildcard symbol may retrieve word variants: ho chieu sach - thanh ((tung cua) or (dung cua)) dung trong dan ((than cap) OR (thanh cac))*.