Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
hanh trung » thanh trung, hanh trang, manh trung
trung tuan » trung thanh, trung tam, tran tuan
tuan nhung » quan nhung, tuan hung, thuat nhung
nhung cong » dung cong, thong cong, hang cong
hoc chieu » hoc thieu, ho chieu, hoc hien
cong dan » cong san, cong tan, huong dan
phan cau » phan tu, phan lap, toan cau
phan cac » nhan cach, phan lap, phan van
phan dau » phan tu, hang dau

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: hoc chieu sach - hanh trung tuan nhung cong dan ((phan cau) OR (((phan cac) OR (phan dau))))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc chieu sach - hanh trung tuan nhung cong dan ((phan cau) or (((phan cac) OR (phan dau))))~".
• Adding a wildcard symbol may retrieve word variants: hoc chieu sach - hanh trung tuan nhung cong dan ((phan cau) or (((phan cac) OR (phan dau))))*.