Perhaps you should try some spelling variations:
hanh doanh » hang doanh, chinh doanh, doanh doanh
doanh luan » doanh nhan
lieu tinh » trieu tinh, diep tinh, bien tinh
hang cong » dang cong, hang nong, thanh cong
bang cong » dang cong, bang song, dung cong
doan phan » doanh phan, toan phan, dan phan
doi lieu » duoc lieu, doi chieu, du lieu

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

• Performing a fuzzy search may retrieve terms with similar spellings: doi lieu tinh - hanh doanh luan ((hang cong) or (bang cong)) doan phan tu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi lieu tinh - hanh doanh luan ((hang cong) OR (bang cong)) doan phan tu.
• Adding a wildcard symbol may retrieve word variants: doi lieu tinh - hanh doanh luan ((hang cong) or (bang cong)) doan phan tu*.