Perhaps you should try some spelling variations:
nhung duong » nhung dung, nhung huong, nhung tuong
chieu sach » chinh sach, chiet tach, chieu sang
nhanh dung » nhanh dong, hanh dung, nhanh hung
thanh toan » thanh hoa, thanh san
tieu sach » dien sach, te sach, viet sach
thi nhung » thi nang, thi hong, thi huong
dung thi » dung tai, dung tri, dung chi

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo ((tieu sach) or (chieu sach)) - nhanh dung thi nhung duong ((tinh toan) or (thanh toan)) cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((tieu sach) OR (chieu sach)) - nhanh dung thi nhung duong ((tinh toan) OR (thanh toan)) cau.
• Adding a wildcard symbol may retrieve word variants: theo ((tieu sach) or (chieu sach)) - nhanh dung thi nhung duong ((tinh toan) or (thanh toan)) cau*.