Perhaps you should try some spelling variations:
chieu sach » chinh sach, chieu sang, chieu xanh
nhung song » nhung cong, nhung bong, nhung chong
cho nhung » cho chuong, cua nhung, thi nhung
han danh » van danh, phan dang, nhan dang
song san » cong san, dong san, song van
san van » tan van, luan van, tran van
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: theo ((chieu sach) or (chiet tach)) - han danh cho nhung song san van cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((chieu sach) OR (chiet tach)) - han danh cho nhung song san van cau*.