Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
thanh tung » thanh cong
hoc chieu » hoc thieu, ho chieu, hoc hien
vap nhung » va nhung, ve nhung, voi nhung
tung vap » tung va, trung van, tuong vao
cong dan » cong san, cong tan, cong dong
phan cau » phan dau, phan tu, phan lap
phan cac » nhan cach, phan dau, phan lap

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 - thanh tung vap nhung ((cong dan) or (huong dan)) ((phan cau) or (phan cac))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc chieu sach - thanh tung vap nhung ((cong dan) OR (huong dan)) ((phan cau) OR (phan cac)).
• Adding a wildcard symbol may retrieve word variants: hoc chieu sach - thanh tung vap nhung ((cong dan) or (huong dan)) ((phan cau) or (phan cac))*.