Perhaps you should try some spelling variations:
nhung duong » nhung dung, nhung huong, nhung tuong
duong manh » duong van
tang luan » dung luan
manh toan » thanh toan, anh tuan, tinh toan
cau sach » cao sach, rau sach, khau sach
hau sach » khau sach, ham sach, rau sach
tang cua » mang cua, hang cua, thong cua
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: cho ((cau sach) or (hau sach)) - anh ((tang cua) or (tang luan)) nhung duong manh toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: cho ((cau sach) OR (hau sach)) - anh ((tang cua) OR (tang luan)) nhung duong manh toan ban.
• Adding a wildcard symbol may retrieve word variants: cho ((cau sach) or (hau sach)) - anh ((tang cua) or (tang luan)) nhung duong manh toan ban*.