Perhaps you should try some spelling variations:
nhung duong » nhung dung, nhung huong, nhung tuong
chieu xanh » chieu sang, chieu tinh, hieu manh
chieu sach » chinh sach, chiet tach, chieu sang
duong tinh » duong minh, duong sinh, dong tinh
tranh cua » doanh cua, manh cua
cua nhung » va nhung
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: hoc ((chieu xanh) or (chieu sach)) - canh tranh cua nhung duong tinh toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((chieu xanh) OR (chieu sach)) - canh tranh cua nhung duong tinh toan ban.
• Adding a wildcard symbol may retrieve word variants: hoc ((chieu xanh) or (chieu sach)) - canh tranh cua nhung duong tinh toan ban*.