Perhaps you should try some spelling variations:
phuong dung » cuong dung, phuong hoang
chieu sach » chinh sach, chieu sang, chieu xanh
thong dung » thong cong, thong thuong
danh thanh » dinh thanh, dang thanh, nhanh thanh
tranh cua » doanh cua, manh cua
thanh lap » thanh san, phan lap, thanh hai

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho ((chieu sach) or (chiet tach)) - canh tranh cua ((phuong dung) OR (thong dung)) danh thanh lap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((chieu sach) OR (chiet tach)) - canh tranh cua ((phuong dung) OR (thong dung)) danh thanh lap.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho ((chieu sach) or (chiet tach)) - canh tranh cua ((phuong dung) OR (thong dung)) danh thanh lap".
• Adding a wildcard symbol may retrieve word variants: ho ((chieu sach) or (chiet tach)) - canh tranh cua ((phuong dung) OR (thong dung)) danh thanh lap*.