Perhaps you should try some spelling variations:
hanh doanh » hang doanh, chinh doanh, doanh doanh
luan thong » luan tuong, luat thong, xuan thong
luan phong » luan phuong, xuan phuong, van phong
cong thanh » dong thanh, cong trinh, cong tan
hien xanh » hien nhanh, chieu xanh, hien khanh
hien hanh » dieu hanh
thanh cha » thanh ha, thanh nha, thanh phan
cha dau » chua dau, chi dau, nha 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 ((hien xanh) OR (hien hanh)) - hanh doanh ((luan thong) or (luan phong)) cong thanh cha dau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((hien xanh) OR (hien hanh)) - hanh doanh ((luan thong) OR (luan phong)) cong thanh cha dau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc ((hien xanh) OR (hien hanh)) - hanh doanh ((luan thong) or (luan phong)) cong thanh cha dau".
• Adding a wildcard symbol may retrieve word variants: hoc ((hien xanh) OR (hien hanh)) - hanh doanh ((luan thong) or (luan phong)) cong thanh cha dau*.