Perhaps you should try some spelling variations:
chau tinh » cuu tinh, ha tinh, cua tinh
hanh dung » thanh dung, anh dung, hanh dong
luan cong » luat cong, luong cong, luan chung
cong cong » cong dong, trong cong, dung cong
cong dan » cong san, cong tan, huong dan
toan cau » toan ban, toan tap, toan tai
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: theo ((chau tinh) or (trieu tinh)) - hanh dung luan cong cong dan ((toan cau) OR (toan cao))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((chau tinh) OR (trieu tinh)) - hanh dung luan cong cong dan ((toan cau) OR (toan cao)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo ((chau tinh) or (trieu tinh)) - hanh dung luan cong cong dan ((toan cau) OR (toan cao))".
• Adding a wildcard symbol may retrieve word variants: theo ((chau tinh) or (trieu tinh)) - hanh dung luan cong cong dan ((toan cau) OR (toan cao))*.