Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, nhung don
hang cong » hang nong, bang cong, thanh cong
dang cong » dung cong
chan tach » phan tach, phan tich, nhan cach
ho chinh » hoc chinh, cho chinh, hoa chinh
tranh va » tranh van, trang va, trinh va
dan chan » dan gian, dan ca, van chat

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho chinh sach - canh tranh va ((nhung cong) or (((hang cong) OR (dang cong)))) dan chan tach~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chinh sach - canh tranh va ((nhung cong) OR (((hang cong) OR (dang cong)))) dan chan tach.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho chinh sach - canh tranh va ((nhung cong) or (((hang cong) OR (dang cong)))) dan chan tach".
• Adding a wildcard symbol may retrieve word variants: ho chinh sach - canh tranh va ((nhung cong) or (((hang cong) OR (dang cong)))) dan chan tach*.