Perhaps you should try some spelling variations:
luan phuong » lan phuong, quang phuong, doan phuong
chieu sach » chiet tach, chieu sang, chieu xanh
tranh luan » trinh luan, trinh luat, doanh luan
cong thanh » dong thanh, cong trinh, cong tan
cong manh » cong danh, duong manh, hoang manh
toan ban » van 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)) - canh tranh luan phuong ((cong manh) or (cong thanh)) toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((chieu sach) OR (chinh sach)) - canh tranh luan phuong ((cong manh) OR (cong thanh)) toan ban.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho ((chieu sach) OR (chinh sach)) - canh tranh luan phuong ((cong manh) or (cong thanh)) toan ban".
• Adding a wildcard symbol may retrieve word variants: ho ((chieu sach) OR (chinh sach)) - canh tranh luan phuong ((cong manh) or (cong thanh)) toan ban*.