Perhaps you should try some spelling variations:
cua thuong » cua truong, cua phuong, ca thuong
chieu sach » chinh sach, chiet tach, chieu sang
thuong can » thuong han, thuong lan, thuong con
tranh cua » doanh cua, manh cua
tac vang » cac van, tac dung, tac dong
vang ban » van ban, hang ban, nang ban
can tac » canh tac, cac tac, cong tac

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

• Performing a fuzzy search may retrieve terms with similar spellings: doi ((chieu sach) or (trieu tinh)) - canh tranh cua thuong can tac vang ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi ((chieu sach) OR (trieu tinh)) - canh tranh cua thuong can tac vang ban.
• Adding a wildcard symbol may retrieve word variants: doi ((chieu sach) or (trieu tinh)) - canh tranh cua thuong can tac vang ban*.