Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
dung quang » dang quang, luong quang, dung luan
doi chieu » doc hieu, doi chi, ho chieu
dung quan » dung luan, luong quan, dang quang
trong ban » trong san, trong tan, trong quan
thanh cac » hanh cac, thanh bac, thanh ca
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: doi chieu sach - thanh ((dung quang) or (dung quan)) dung trong ban ((than cap) OR (thanh cac))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chieu sach - thanh ((dung quang) OR (dung quan)) dung trong ban ((than cap) OR (thanh cac)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "doi chieu sach - thanh ((dung quang) or (dung quan)) dung trong ban ((than cap) OR (thanh cac))".
• Adding a wildcard symbol may retrieve word variants: doi chieu sach - thanh ((dung quang) or (dung quan)) dung trong ban ((than cap) OR (thanh cac))*.