Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu xanh
chieu sang » chieu xanh, hieu lang, nhieu tang
hanh dung » thanh dung, anh dung, hanh dong
hung cong » nhung cong, hung cuong, phung cong
dan thanh » dang thanh, danh thanh, ban thanh
thanh lap » thanh san, phan lap, thanh hai
cong dan » cong san, cong tan, huong dan
dung co » dung cho, dung cong, dung cua
co hung » co chung, co huong, co nhung

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: theo ((((chieu sach) OR (chieu sang))) OR (trieu tinh)) - hanh dung co hung cong dan thanh lap~.
• Adding a wildcard symbol may retrieve word variants: theo ((((chieu sach) or (chieu sang))) or (trieu tinh)) - hanh dung co hung cong dan thanh lap*.