Perhaps you should try some spelling variations:
nhung phuong » dung phuong, nhu phuong, truong phuong
nhung huong » nhung tuong, nhung cong, nhung dung
theo chieu » theo tieu, ho chieu, theo chu
chieu sang » chieu sach, chieu xanh, hieu lang
dan toan » van toan, dan than, manh toan
toan cao » toan ban, toan tap

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo chieu sang - ((anh tuan) or (canh tranh)) va ((nhung huong) OR (nhung phuong)) dan toan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chieu sang - ((anh tuan) OR (canh tranh)) va ((nhung huong) OR (nhung phuong)) dan toan cao.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo chieu sang - ((anh tuan) or (canh tranh)) va ((nhung huong) OR (nhung phuong)) dan toan cao".
• Adding a wildcard symbol may retrieve word variants: theo chieu sang - ((anh tuan) or (canh tranh)) va ((nhung huong) OR (nhung phuong)) dan toan cao*.