Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
cua truong » cua trung, xuan truong, cac truong
doi chieu » doc hieu, doi chi, ho chieu
anh tang » anh bang, anh dang, anh nang
tang cua » mang cua, hang cua, tang luan
cong tap » cuong tap, cong tan, con tap
tong tap » tuong tac, trong tan, tong hop
cong tac » cong ty

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

• If you are trying to use Boolean operators, they must be ALL CAPS: doi chieu sach - anh tang cua truong ((((cong tap) OR (tong tap))) OR (cong tac)) dan ca~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "doi chieu sach - anh tang cua truong ((((cong tap) OR (tong tap))) or (cong tac)) dan ca~".
• Adding a wildcard symbol may retrieve word variants: doi chieu sach - anh tang cua truong ((((cong tap) OR (tong tap))) or (cong tac)) dan ca*.