Perhaps you should try some spelling variations:
hanh tranh » canh tranh, hanh trinh, hanh trang
nhung cong » dung cong, thong cong, hang cong
tranh cua » doanh cua, manh cua
hang nong » thang long, han tong
van thanh » van tuan
ban thanh » ban hanh, ban hang
ho diep » hong diep, cho dieu

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho diep tinh - hanh tranh cua ((nhung cong) or (hang nong)) ((van thanh) OR (ban thanh)) hai~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho diep tinh - hanh tranh cua ((nhung cong) OR (hang nong)) ((van thanh) OR (ban thanh)) hai.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho diep tinh - hanh tranh cua ((nhung cong) or (hang nong)) ((van thanh) OR (ban thanh)) hai".
• Adding a wildcard symbol may retrieve word variants: ho diep tinh - hanh tranh cua ((nhung cong) or (hang nong)) ((van thanh) OR (ban thanh)) hai*.