Perhaps you should try some spelling variations:
hanh doanh » hang doanh, chinh doanh, doanh doanh
tich thiet » trinh thiet
nhung cong » dung cong, thong cong, hang cong
doanh cua » doanh luan
cua nhung » va nhung
doc hieu » toc thieu, hoc thieu
cong dan » cong san, cong tan, huong dan
dan toan » van toan, dan than, manh toan
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: ((((tich thiet) or (doc hieu))) or (hoc hien)) manh - hanh doanh cua nhung cong dan toan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((((tich thiet) OR (doc hieu))) OR (hoc hien)) manh - hanh doanh cua nhung cong dan toan cao.
• Adding a wildcard symbol may retrieve word variants: ((((tich thiet) or (doc hieu))) or (hoc hien)) manh - hanh doanh cua nhung cong dan toan cao*.