Perhaps you should try some spelling variations:
tieu sach » chieu sach, te sach, viet sach
dien sach » dien anh
dung cong » dung trong
hanh ban » thanh ban, hang ban, hanh san
cua dung » cua dang, cua dong, qua dung
dan toan » van toan, manh toan, xuan toan
dan than » dan chan, ban than, van than
ban cua » ban quan

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo ((tieu sach) or (dien sach)) - hanh ban cua dung cong ((dan toan) OR (dan than)) ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((tieu sach) OR (dien sach)) - hanh ban cua dung cong ((dan toan) OR (dan than)) ban.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo ((tieu sach) or (dien sach)) - hanh ban cua dung cong ((dan toan) OR (dan than)) ban".
• Adding a wildcard symbol may retrieve word variants: theo ((tieu sach) or (dien sach)) - hanh ban cua dung cong ((dan toan) OR (dan than)) ban*.