Perhaps you should try some spelling variations:
thanh trung » thanh tung
dung cong » dung trong
chi sach » chinh sach, chieu sach, co sach
cong dan » cong san, cong tan, huong dan
dan toan » van toan, dan than, manh toan
toan cau » toan cao, toan ban, toan tap
doi chi » doi khi
va dung » van dung, va duong, vat dung

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

• Performing a fuzzy search may retrieve terms with similar spellings: doi chi sach - ((canh tranh) or (thanh trung)) va dung cong dan toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chi sach - ((canh tranh) OR (thanh trung)) va dung cong dan toan cau.
• Adding a wildcard symbol may retrieve word variants: doi chi sach - ((canh tranh) or (thanh trung)) va dung cong dan toan cau*.