Perhaps you should try some spelling variations:
doanh doanh » toan doanh, doanh hoan, doanh thanh
hieu nganh » vien nganh, hiem ngan, hieu manh
canh doanh » hanh doanh, chinh doanh, kinh doanh
cua thong » cua thuong, cua khong, suat thong
hoc hieu » hoc thieu, hoc hien, doc hieu
cua tong » cua cong, cua dong, cua nong
dan phan » doan phan, dan chan, van phan
phan cac » nhan cach, phan dau, phan lap

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc hieu nganh - ((canh doanh) or (doanh doanh)) ((cua thong) OR (cua tong)) huong dan phan cac~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc hieu nganh - ((canh doanh) OR (doanh doanh)) ((cua thong) OR (cua tong)) huong dan phan cac.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc hieu nganh - ((canh doanh) or (doanh doanh)) ((cua thong) OR (cua tong)) huong dan phan cac".
• Adding a wildcard symbol may retrieve word variants: hoc hieu nganh - ((canh doanh) or (doanh doanh)) ((cua thong) OR (cua tong)) huong dan phan cac*.