Perhaps you should try some spelling variations:
chau tinh » cuu tinh, cua tinh, cac tinh
dung cong » dung trong
cong tac » cong ty
tac dung » sach dung, xay dung, tin dung
cong dan » cong san, cong tan, huong dan
toan cau » toan ban, toan tap, toan tai
toan cao » toan ban, toan tap
ha tinh » va tinh, may tinh

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho ((chau tinh) or (ha tinh)) - thanh cong tac dung cong dan ((toan cau) or (toan cao))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((chau tinh) OR (ha tinh)) - thanh cong tac dung cong dan ((toan cau) OR (toan cao)).
• Adding a wildcard symbol may retrieve word variants: ho ((chau tinh) or (ha tinh)) - thanh cong tac dung cong dan ((toan cau) or (toan cao))*.