Perhaps you should try some spelling variations:
phieu lang » hieu lang, chieu sang, nhieu tang
chinh sua » chinh su, chinh cua, chinh luan
dang long » dang cong, nang luong, thang long
doan toan » dan toan, doan tuan, doanh hoan
doan quan » doan quang, dan quan, toan quan
co phieu » co hieu, cao hieu, vo hieu
sua dang » su dang, cua dang, sua nang

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: co phieu lang - hanh chinh sua dang long ((doan toan) OR (doan quan)) cau~.
• Adding a wildcard symbol may retrieve word variants: co phieu lang - hanh chinh sua dang long ((doan toan) or (doan quan)) cau*.