Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
tranh cua » doanh cua, manh cua
tong song » tong cong, song song, dong song
thanh ban » thanh san, thanh van, thanh bai
thanh bac » nhanh bac, thanh bai, thanh san
cua tong » cua cong, cua dong, cua nong
song van » hoang van, trong van, duong van

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 (trieu tinh)) - canh tranh cua tong song van ((thanh ban) or (thanh bac))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((chieu sach) OR (trieu tinh)) - canh tranh cua tong song van ((thanh ban) OR (thanh bac)).
• Adding a wildcard symbol may retrieve word variants: ho ((chieu sach) or (trieu tinh)) - canh tranh cua tong song van ((thanh ban) or (thanh bac))*.