Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
nhung cong » dung cong, thong cong, hang cong
hoc chieu » hoc thieu, ho chieu, hoc hien
tranh cua » manh cua
doanh cua » doanh luan
cong van » cong vang, cong san, song van
van tai » von tai, van tuan
tai san » tai ngan

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc chieu sach - canh ((tranh cua) or (doanh cua)) nhung cong van tai san~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc chieu sach - canh ((tranh cua) OR (doanh cua)) nhung cong van tai san.
• Adding a wildcard symbol may retrieve word variants: hoc chieu sach - canh ((tranh cua) or (doanh cua)) nhung cong van tai san*.