Perhaps you should try some spelling variations:
doanh doanh » toan doanh, doanh hoan, doanh thanh
vien nganh » vien thanh
cua thuong » cua truong, cua phuong, ca thuong
thuong con » thuong dong, truong cong, thong cong
doanh cua » doanh luan
cua sinh » hoa sinh, va sinh
dan than » dan chan, ban than, van than

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho ((vien nganh) or (cua sinh)) - doanh doanh cua thuong con ((dan than) or (tinh toan)) cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((vien nganh) OR (cua sinh)) - doanh doanh cua thuong con ((dan than) OR (tinh toan)) cau.
• Adding a wildcard symbol may retrieve word variants: ho ((vien nganh) or (cua sinh)) - doanh doanh cua thuong con ((dan than) or (tinh toan)) cau*.