Perhaps you should try some spelling variations:
doanh toan » doanh hoan, doanh doanh, doanh thanh
toan tieng » toan tien, thoai tieng, toan thong
hang khoa » dung khoa
khoa lien » khoa tieng, thoai lien, khoa luan
ket luan » ket qua, dat luan, ket doan
te luan » tu luan, te quan
tieu su » thieu so
su kinh » qua kinh

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

• Performing a fuzzy search may retrieve terms with similar spellings: (ngan or nganh) hang khoa lien ((ket luan) OR (te luan)) tieu su kinh doanh toan tieng~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (ngan OR nganh) hang khoa lien ((ket luan) OR (te luan)) tieu su kinh doanh toan tieng.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(ngan or nganh) hang khoa lien ((ket luan) OR (te luan)) tieu su kinh doanh toan tieng".
• Adding a wildcard symbol may retrieve word variants: (ngan or nganh) hang khoa lien ((ket luan) OR (te luan)) tieu su kinh doanh toan tieng*.