Perhaps you should try some spelling variations:
hanh doanh » hang doanh, chinh doanh, doanh doanh
lieu tinh » trieu tinh, diep tinh, bien tinh
doanh cua » doanh luan
dang cong » dung cong
van than » van thanh, van thang, van tuan
than ban » thanh ban, toan ban, than man
ho lieu » so lieu, co lieu, ho kieu

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho lieu tinh - hanh doanh cua ((dang cong) or (han tong)) van than ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho lieu tinh - hanh doanh cua ((dang cong) OR (han tong)) van than ban*.