Perhaps you should try some spelling variations:
doanh luan » doanh nhan
khang cong » hang cong, thanh cong, dang cong
van khang » van khanh, van thanh, van quang
chao chu » cho chu, cua chu, cao cho
chu xanh » chu manh, chieu xanh, chua xang
cong tan » cong tac, cong san, cong thanh
tan hang » tan khang, ban hang, van hang
hang dau » hang va, hang tai

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

• Performing a fuzzy search may retrieve terms with similar spellings: chao chu xanh - doanh luan van khang cong tan hang dau~.
• Adding a wildcard symbol may retrieve word variants: chao chu xanh - doanh luan van khang cong tan hang dau*.