Perhaps you should try some spelling variations:
hanh doanh » hang doanh, chinh doanh, doanh doanh
doanh khoa » toan khoa
tri tinh » tri kinh, trieu tinh, thai tinh
tong dan » tuong dan, thong dan, trong dan
dan chan » dan gian, dan ca, van chat
chan cap » khan cap, than cap, cao cap
cua han » cua hang, cua nhan, cua phan

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

• Performing a fuzzy search may retrieve terms with similar spellings: mot tri tinh - ((hanh doanh) or (doanh khoa)) cua han tong dan chan cap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: mot tri tinh - ((hanh doanh) OR (doanh khoa)) cua han tong dan chan cap.
• Adding a wildcard symbol may retrieve word variants: mot tri tinh - ((hanh doanh) or (doanh khoa)) cua han tong dan chan cap*.