Perhaps you should try some spelling variations:
nhung phuong » dung phuong, nhu phuong, truong phuong
nhung huong » nhung tuong, nhung cong, nhung dung
thanh tuong » thanh thuong, thanh tung, thanh huong
chieu sang » chieu sach, chieu xanh, hieu lang
tuong quan » truong quan, thong quan, luong quan
ho chieu » theo chieu, hoc thieu, doi chieu
dan toan » van toan, dan than, manh toan

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 sang - thanh tuong quan ((nhung huong) OR (nhung phuong)) ((dan toan) or (van ban)) cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu sang - thanh tuong quan ((nhung huong) OR (nhung phuong)) ((dan toan) OR (van ban)) cao*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho chieu sang - thanh tuong quan ((nhung huong) OR (nhung phuong)) ((dan toan) or (van ban)) cao*".