Perhaps you should try some spelling variations:
minh trang » tinh trang, minh hoang, minh tuan
hieu xanh » chieu xanh, hieu manh, hieu nganh
doc hieu » toc thieu, hoc thieu, hoc hien
cua dung » cua dang, cua dong, qua dung
cong dan » cong tan, huong dan, cong dong
cong san » cong tac
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: doc hieu xanh - ((minh trang) or (hanh chinh)) cua dung ((cong dan) or (cong san)) toan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doc hieu xanh - ((minh trang) OR (hanh chinh)) cua dung ((cong dan) OR (cong san)) toan cao.
• Adding a wildcard symbol may retrieve word variants: doc hieu xanh - ((minh trang) or (hanh chinh)) cua dung ((cong dan) or (cong san)) toan cao*.