Perhaps you should try some spelling variations:
chieu sach » chiet tach, chieu sang, chieu xanh
hanh trinh » canh tranh, hanh chinh
trinh cua » tinh cua, trinh luat, trinh quan
cua nhung » va nhung
cong danh » cuong danh, cong dan, cong thanh
cong anh » dong anh, hong anh, cong thanh
tuan ban » tuan bang, toan ban, luan ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho ((chieu sach) or (chinh sach)) - hanh trinh cua nhung ((cong anh) OR (cong danh)) tuan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((chieu sach) OR (chinh sach)) - hanh trinh cua nhung ((cong anh) OR (cong danh)) tuan ban.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho ((chieu sach) or (chinh sach)) - hanh trinh cua nhung ((cong anh) OR (cong danh)) tuan ban".
• Adding a wildcard symbol may retrieve word variants: ho ((chieu sach) or (chinh sach)) - hanh trinh cua nhung ((cong anh) OR (cong danh)) tuan ban*.