Perhaps you should try some spelling variations:
thiet nhan » thien nhan, triet nhan, trien nhan
sinh doanh » kinh doanh, sinh danh, minh doanh
hang khoa » dung khoa
doanh kho » doanh khoa, doanh cho, doanh nho
ban hang » ngan hang
luan dat » luat dat, luan dac, luan day
dat luan » dan luan, dau luan, dat quang
kho khan » khoa kham, khoa than

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 dat luan thiet nhan sinh doanh kho khan~.
• Adding a wildcard symbol may retrieve word variants: ban hang khoa luan dat luan thiet nhan sinh doanh kho khan*.