Perhaps you should try some spelling variations:
danh nhap » danh nhan, danh phap, doanh nhan
nhap cong » phap cong, phap chong, phan cong
cong cong » cong dong, trong cong, dung cong
gian lang » gian dan
doc hieu » hoc thieu, hoc hien
van danh » van doanh, van anh, van hanh
cong dan » cong san, cong tan, huong dan

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) or (toc thieu)) nganh - van danh nhap cong cong dan gian lang~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((doc hieu) OR (toc thieu)) nganh - van danh nhap cong cong dan gian lang.
• Adding a wildcard symbol may retrieve word variants: ((doc hieu) or (toc thieu)) nganh - van danh nhap cong cong dan gian lang*.