Perhaps you should try some spelling variations:
nhung phuong » dung phuong, nhu phuong, truong phuong
chieu sach » chinh sach, chiet tach, chieu sang
thanh toan » thanh hoa, thanh san, tinh toan
doi chieu » doc hieu, doi chi, mot chieu
nang hang » nang sang, hang hang, cang thang
manh toan » anh tuan, tinh toan

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

• Performing a fuzzy search may retrieve terms with similar spellings: doi chieu sach - nang hang va nhung phuong ((manh toan) or (thanh toan)) tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chieu sach - nang hang va nhung phuong ((manh toan) OR (thanh toan)) tap.
• Adding a wildcard symbol may retrieve word variants: doi chieu sach - nang hang va nhung phuong ((manh toan) or (thanh toan)) tap*.