Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
cong tang » cong thang, cong tan, cong lang
chu sach » cau sach, thu sach, chuc hach
anh tang » anh bang, anh dang, anh nang
tang van » dang van, hoang van, trong van
ban cong » bang cong, van cong, phan cong
van cau » van dau, van hau, van chat

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: chao ((chu sach) OR (chieu sach)) - anh tang van ban cong tang van cau~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "chao ((chu sach) OR (chieu sach)) - anh tang van ban cong tang van cau".
• Adding a wildcard symbol may retrieve word variants: chao ((chu sach) OR (chieu sach)) - anh tang van ban cong tang van cau*.