Perhaps you should try some spelling variations:
hanh doanh » hang doanh, chinh doanh, doanh doanh
nhung cong » dung cong, thong cong, hang cong
cong doan » cong dan, cong hoan, dong doanh
doan phan » doanh phan, toan phan, dan phan
hoc hieu » hoc thieu, doc hieu, hoc dieu
doanh va » doan va, doanh tai, doanh cua
phan dau » phan tu, hang dau

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((hoc hieu) or (hoc hien)) quang - hanh doanh va nhung cong doan phan dau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((hoc hieu) OR (hoc hien)) quang - hanh doanh va nhung cong doan phan dau.
• Adding a wildcard symbol may retrieve word variants: ((hoc hieu) or (hoc hien)) quang - hanh doanh va nhung cong doan phan dau*.