Perhaps you should try some spelling variations:
nhung phuong » dung phuong, nhu phuong, truong phuong
chieu xanh » chieu sach, chieu sang, chieu tinh
phuong dan » phuong danh, phuong doan, huong dan
hieu manh » hieu nganh, dieu hanh, hien hanh
canh dinh » canh tinh, anh dinh, canh binh
van nhung » van nhuong, va nhung, van hung
dan toan » van toan, dan than, manh toan
toan ban » van ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: doc ((chieu xanh) or (hieu manh)) - canh dinh van nhung phuong dan toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doc ((chieu xanh) OR (hieu manh)) - canh dinh van nhung phuong dan toan ban*.