Perhaps you should try some spelling variations:
chinh doanh » kinh doanh
canh doanh » hanh doanh, doanh doanh, kinh doanh
hieu xanh » chieu xanh, hieu manh, hieu nganh
dung cong » dung trong
doc hieu » toc thieu, hoc thieu, hoc hien
cua dung » cua dang, cua dong, qua dung
cong dan » cong san, cong tan, huong dan
dan than » dan chan, ban than, van than
than tap » toan tap, han tap, phan 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 - ((canh doanh) OR (chinh doanh)) cua dung cong dan than tap~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "doc hieu xanh - ((canh doanh) OR (chinh doanh)) cua dung cong dan than tap".
• Adding a wildcard symbol may retrieve word variants: doc hieu xanh - ((canh doanh) OR (chinh doanh)) cua dung cong dan than tap*.