Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
phuong van » phung van, phuong lan, phuong va
thu chieu » thi chieu, theo chieu, thap chieu
canh manh » lanh manh, canh tranh, cach mang
cua nhung » va nhung
phong van » phung van, thong van, phong va
manh cua » doanh cua, ban cua
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 - canh manh cua nhung ((phuong van) or (phong van)) toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thu chieu sach - canh manh cua nhung ((phuong van) OR (phong van)) toan cau*.