Perhaps you should try some spelling variations:
hanh doanh » hang doanh, chinh doanh, doanh doanh
nhung cong » dung cong, hang cong, nhung don
thong cong » trong cong, tong cong, thong thong
dieu danh » dieu hanh, tieu danh, dia danh
hoc dieu » hoc thieu, hoc hien
doanh va » doan va, doanh tai, doanh cua
van phan » van phong, van thanh, luan phan
phan cau » phan dau, phan cac, phan tu

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

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