Perhaps you should try some spelling variations:
tieu sach » chieu sach, dien sach, te sach
cong cong » cong dong, trong cong, dung cong
van thang » van thanh, van khang, van hang
anh tang » anh bang, anh dang, anh nang
tang cua » mang cua, hang cua, tang luan
dan than » dan chan, van than, dan toan
ban than » ban thanh, van thanh, ban hang

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 - anh tang cua cong cong ((dan than) or (((van thang) or (ban than)))) cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo tieu sach - anh tang cua cong cong ((dan than) OR (((van thang) OR (ban than)))) cao.
• Adding a wildcard symbol may retrieve word variants: theo tieu sach - anh tang cua cong cong ((dan than) or (((van thang) or (ban than)))) cao*.