Perhaps you should try some spelling variations:
doanh luan » doanh nhan
nhung cong » dung cong, thong cong, hang cong
hieu lang » chieu sang, hieu quang, nhieu tang
cong dan » cong san, cong tan, huong dan
dan toan » van toan, dan than, manh toan
toan tap » toan ban
ho hieu » ho chieu, hoi hieu, nho hieu

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho hieu lang - hanh ((doanh cua) OR (doanh luan)) nhung cong dan toan tap~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho hieu lang - hanh ((doanh cua) OR (doanh luan)) nhung cong dan toan tap".
• Adding a wildcard symbol may retrieve word variants: ho hieu lang - hanh ((doanh cua) OR (doanh luan)) nhung cong dan toan tap*.