Perhaps you should try some spelling variations:
hieu tinh » chieu tinh, lieu tinh, kieu tinh
doc hieu » toc thieu, hoc thieu, hoc hien
cua dung » cua dong, qua dung, cua nhung
cua rung » cua trung, cua rang, cua truong
cua dang » cua cong, cua ban
cong dan » cong san, cong tan, huong dan
dan than » dan chan, ban than, van than
than ban » thanh ban, toan ban, than man

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

• Performing a fuzzy search may retrieve terms with similar spellings: doc hieu tinh - hanh chinh ((((cua dung) or (cua rung))) or (cua dang)) cong dan than ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doc hieu tinh - hanh chinh ((((cua dung) OR (cua rung))) OR (cua dang)) cong dan than ban.
• Adding a wildcard symbol may retrieve word variants: doc hieu tinh - hanh chinh ((((cua dung) or (cua rung))) or (cua dang)) cong dan than ban*.