Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
chieu sach » chinh sach, chiet tach, chieu sang
hien sach » dien sach, thien hach, vien bach
kien sach » dien sach, vien bach, kien mac
hanh hang » thanh hang, hang hang, hanh han
cua nhung » va nhung
hang cua » mang cua, hang ca, huong cua
cong tac » cong ty
tac toan » tap toan, tam toan, hach toan
toan tap » toan 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 ((((hien sach) or (chieu sach))) or (kien sach)) - hanh hang cua nhung cong tac toan tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((((hien sach) OR (chieu sach))) OR (kien sach)) - hanh hang cua nhung cong tac toan tap.
• Adding a wildcard symbol may retrieve word variants: hoc ((((hien sach) or (chieu sach))) or (kien sach)) - hanh hang cua nhung cong tac toan tap*.