Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, nhung don
tranh cua » doanh cua, manh cua
hang cong » dang cong, hang nong, thanh cong
bang cong » dang cong, bang song, dung cong
doan phan » doanh phan, toan phan, dan phan
phan dau » phan tu, hang dau
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 - canh tranh cua ((nhung cong) or (((hang cong) OR (bang cong)))) doan phan dau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho diep tinh - canh tranh cua ((nhung cong) OR (((hang cong) OR (bang cong)))) doan phan dau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho diep tinh - canh tranh cua ((nhung cong) or (((hang cong) OR (bang cong)))) doan phan dau".
• Adding a wildcard symbol may retrieve word variants: ho diep tinh - canh tranh cua ((nhung cong) or (((hang cong) OR (bang cong)))) doan phan dau*.