Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
tranh vat » trinh vat, tranh va, tranh van
dung cong » dung trong
cong manh » cong danh, duong manh, cong thanh
manh toan » thanh toan, anh tuan, tinh toan
vat dung » van dung, va dung, viet dung
toan tap » toan 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 (diep tinh)) - canh tranh vat dung cong manh toan tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((chieu sach) OR (diep tinh)) - canh tranh vat dung cong manh toan tap.
• Adding a wildcard symbol may retrieve word variants: ho ((chieu sach) or (diep tinh)) - canh tranh vat dung cong manh toan tap*.