Perhaps you should try some spelling variations:
nhung phuong » dung phuong, nhu phuong, truong phuong
hanh tranh » canh tranh, hanh trinh, hanh trang
nhieu tang » chieu sang, nhiet nang
hieu lang » chieu sang, hieu quang, hieu van
tranh cua » doanh cua, manh cua
cua nhung » va nhung
dan van » dang van, doan van, tan van
dao van » do van, dang van

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

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