Perhaps you should try some spelling variations:
hanh doanh » hang doanh, chinh doanh, doanh doanh
nhung cong » thong cong, hang cong, nhung don
hien xanh » hien hanh, hien nhanh, chieu xanh
doanh cua » doanh luan
dung cong » dung trong
tac than » tac thanh, tam than, tac nhan
than cau » toan cau, phan cau, than cap

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc hien xanh - hanh doanh cua ((nhung cong) OR (dung cong)) tac than cau~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc hien xanh - hanh doanh cua ((nhung cong) OR (dung cong)) tac than cau".
• Adding a wildcard symbol may retrieve word variants: hoc hien xanh - hanh doanh cua ((nhung cong) OR (dung cong)) tac than cau*.