Perhaps you should try some spelling variations:
doi chinh » do chinh, tai chinh, hoc chinh
canh manh » lanh manh, canh tranh, cach mang
cua thong » cua thuong, cua khong, cua tong
trong tan » trong quan, trong cac, trong ca
trong san » trong cac, cong san, dong san
manh cua » doanh cua, ban cua
toan cau » toan cao, toan ban, toan tap

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 thong ((trong tan) or (trong san)) toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chinh sach - canh manh cua thong ((trong tan) OR (trong san)) toan cau.
• Adding a wildcard symbol may retrieve word variants: doi chinh sach - canh manh cua thong ((trong tan) or (trong san)) toan cau*.