Perhaps you should try some spelling variations:
doi chinh » do chinh, tai chinh, hoc chinh
canh manh » lanh manh, canh tranh, cach mang
cua khong » cua phuong, cua thuong, cua cong
hua khong » hoa khong, hoac khong, phuc khong
manh toan » thanh toan, anh tuan, tinh toan
dan toan » van toan, dan than, xuan toan

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

• Performing a fuzzy search may retrieve terms with similar spellings: doi chinh sach - canh manh ((cua khong) or (hua khong)) trong ((dan toan) OR (manh toan)) cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chinh sach - canh manh ((cua khong) OR (hua khong)) trong ((dan toan) OR (manh toan)) cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "doi chinh sach - canh manh ((cua khong) or (hua khong)) trong ((dan toan) OR (manh toan)) cau".
• Adding a wildcard symbol may retrieve word variants: doi chinh sach - canh manh ((cua khong) or (hua khong)) trong ((dan toan) OR (manh toan)) cau*.