Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
chu xanh » chu manh, chieu xanh, chua xang
anh tang » anh bang, anh dang, anh nang
cong dan » cong san, huong dan, cong dong
cong tan » cong tac, cong san, cong thanh
chan cau » phan cau, can cau, chinh cau
tang va » trang va, tang van, thang va
va nang » van nang, da nang, cam nang

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

• Performing a fuzzy search may retrieve terms with similar spellings: chao ((chu xanh) or (chieu sach)) - anh tang va nang ((cong dan) or (cong tan)) chan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: chao ((chu xanh) OR (chieu sach)) - anh tang va nang ((cong dan) OR (cong tan)) chan cau.
• Adding a wildcard symbol may retrieve word variants: chao ((chu xanh) or (chieu sach)) - anh tang va nang ((cong dan) or (cong tan)) chan cau*.