Perhaps you should try some spelling variations:
doi chieu » doc hieu, doi chi, thi chieu
tranh vat » trinh vat, tranh va, tranh van
trong tac » trong cac, tuong tac, trong tan
ho chieu » theo chieu, hoc thieu, thi chieu
vat dung » van dung, va dung, viet dung
tac phan » tac pham, tai phan, tac phat
phan cac » nhan cach, phan dau, phan lap

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) or (((ho chieu) OR (mot chieu)))) sang - canh tranh vat dung trong tac phan cac~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((doi chieu) OR (((ho chieu) OR (mot chieu)))) sang - canh tranh vat dung trong tac phan cac.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((doi chieu) or (((ho chieu) OR (mot chieu)))) sang - canh tranh vat dung trong tac phan cac".
• Adding a wildcard symbol may retrieve word variants: ((doi chieu) or (((ho chieu) OR (mot chieu)))) sang - canh tranh vat dung trong tac phan cac*.