Perhaps you should try some spelling variations:
chau tinh » cuu tinh, ha tinh, cua tinh
dang cong » dung cong
cong van » cong vang, cong san, song van
van dang » van dong, van dung, van nang
cong dan » cong san, cong tan, huong dan
toan cao » toan tap
toan ban » van ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho ((chinh sach) or (chau tinh)) - thanh cong van dang cong dan ((toan cao) OR (toan ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((chinh sach) OR (chau tinh)) - thanh cong van dang cong dan ((toan cao) OR (toan ban)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho ((chinh sach) or (chau tinh)) - thanh cong van dang cong dan ((toan cao) OR (toan ban))".
• Adding a wildcard symbol may retrieve word variants: ho ((chinh sach) or (chau tinh)) - thanh cong van dang cong dan ((toan cao) OR (toan ban))*.