Perhaps you should try some spelling variations:
chieu sang » chieu sach, chieu xanh, nhieu tang
hieu lang » hieu quang, nhieu tang, hieu van
hanh mang » nhanh mang, hanh trang, nhanh lang
cua nong » cua cong, cuu nong, cua dong
cong dan » cong san, cong tan, huong dan
dan than » dan chan, ban than, van than
than cau » toan cau, phan cau, than cap
chuc » thuc, chu, chua

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: doi ((chieu sang) OR (hieu lang)) - hanh mang ((cua nong) OR (chuc nang)) cong dan than cau~.
• Adding a wildcard symbol may retrieve word variants: doi ((chieu sang) or (hieu lang)) - hanh mang ((cua nong) or (chuc nang)) cong dan than cau*.