Perhaps you should try some spelling variations:
nhiet nang » nhiet dong, viet nang, nhieu tang
canh doanh » hanh doanh, chinh doanh, doanh doanh
doanh luan » doanh nhan
ho nhiet » hoc nhiet, ho thiet, hoc thiet
luan ban » luan van, luan san, luan han
ban cong » bang cong, van cong, phan cong
cong tac » cong ty
ban can » ban dan, ban hang, ban hanh
ban cau » bang cau, van cau, ban dau

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "ho nhiet nang - canh doanh luan ban cong tac ((ban can) OR (ban cau))~".
• Adding a wildcard symbol may retrieve word variants: ho nhiet nang - canh doanh luan ban cong tac ((ban can) OR (ban cau))*.