Perhaps you should try some spelling variations:
doanh luan » doanh nhan
nham nang » phap nang, cam nang, kha nang
tranh cua » doanh cua, manh cua
hang cong » dang cong, hang nong, bang cong
doi nham » doi nam, doi nhan, doi nhom
cong van » cong vang, cong san, song van
phan dau » hang dau

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

• Performing a fuzzy search may retrieve terms with similar spellings: doi nham nang - canh ((tranh cua) or (doanh luan)) hang cong van ((phan dau) OR (phan tu))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi nham nang - canh ((tranh cua) OR (doanh luan)) hang cong van ((phan dau) OR (phan tu)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "doi nham nang - canh ((tranh cua) or (doanh luan)) hang cong van ((phan dau) OR (phan tu))".
• Adding a wildcard symbol may retrieve word variants: doi nham nang - canh ((tranh cua) or (doanh luan)) hang cong van ((phan dau) OR (phan tu))*.