Perhaps you should try some spelling variations:
hang khoa » dung khoa
minh doan » minh doanh, minh toan, minh don
ban hang » ngan hang
luan ket » lien ket
ket luan » ket qua, te luan, dat luan
tieu thu » trieu thi
doan kho » doanh khoa, toan khoa, doan khac
kho khan » khoa kham, khoa than
tieu su » thieu so

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

• Performing a fuzzy search may retrieve terms with similar spellings: ban hang khoa luan ket luan ((tieu thu) OR (tieu su)) minh doan kho khan~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ban hang khoa luan ket luan ((tieu thu) OR (tieu su)) minh doan kho khan".
• Adding a wildcard symbol may retrieve word variants: ban hang khoa luan ket luan ((tieu thu) OR (tieu su)) minh doan kho khan*.