Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
phuong van » phung van, phong van, phuong va
phuong lan » phuong la, thuong lan, phuong linh
thu chieu » thi chieu, theo chieu, thap chieu
van doanh » toan doanh, van dong, van thanh
doanh cua » doanh luan
cua nhung » va nhung
toan cau » toan cao, toan ban, toan tap

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

• Performing a fuzzy search may retrieve terms with similar spellings: thu chieu sach - van doanh cua nhung ((phuong van) or (phuong lan)) toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thu chieu sach - van doanh cua nhung ((phuong van) OR (phuong lan)) toan cau*.