Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
truong dao » truong dai, truong cao, truong bo
nhung cong » dung cong, thong cong, hang cong
ho chieu » theo chieu, hoc thieu, doi chieu
trung va » truong va, trang va, trung ha
cong van » cong vang, cong san, song van
juan cao » quang cao, toan cao, juan a
quan cau » quang cao, toan cau, quan ha

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: ho chieu sach - thanh ((trung va) OR (truong dao)) nhung cong van ((juan cao) OR (quan cau))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho chieu sach - thanh ((trung va) or (truong dao)) nhung cong van ((juan cao) OR (quan cau))~".
• Adding a wildcard symbol may retrieve word variants: ho chieu sach - thanh ((trung va) or (truong dao)) nhung cong van ((juan cao) OR (quan cau))*.