Perhaps you should try some spelling variations:
sinh doanh » kinh doanh, sinh danh, chinh doanh
minh doanh » kinh doanh, minh danh, minh doan
khoa thien » hoan thien, thua thien, khoa than
tran dung » tran dang, tran hung, tran quang
dung khoa » dung cho
luan ket » lien ket
qua hieu » qua tieu, qua dieu, cua hieu
hieu so » 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: tran dung khoa luan ket qua hieu so ((sinh doanh) OR (minh doanh)) khoa thien~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tran dung khoa luan ket qua hieu so ((sinh doanh) OR (minh doanh)) khoa thien".
• Adding a wildcard symbol may retrieve word variants: tran dung khoa luan ket qua hieu so ((sinh doanh) OR (minh doanh)) khoa thien*.