Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
thanh tung » thanh cong
cac phuong » cac truong
va phuong » va thuong
ho chieu » theo chieu, hoc thieu, doi chieu
cong dan » cong san, cong tan, huong dan
toan cao » toan ban, toan tap
chan cho » chat cho, han cho, chuan chon

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 tung ((va phuong) OR (cac phuong)) cong dan ((toan cao) OR (chan cho))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho chieu sach - thanh tung ((va phuong) OR (cac phuong)) cong dan ((toan cao) or (chan cho))~".
• Adding a wildcard symbol may retrieve word variants: ho chieu sach - thanh tung ((va phuong) OR (cac phuong)) cong dan ((toan cao) or (chan cho))*.