Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
vien thanh » viet thanh, tien thanh, dien thanh
chinh luat » chinh luan, hinh luat, trinh luat
trong doan » trong doanh, trong dan, trong hoan
luat dung » suat dung, luat chung, luat quang
doan van » doan va, hoang van, luan van

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

• Performing a fuzzy search may retrieve terms with similar spellings: doc ((chieu xanh) or (vien thanh)) - hanh chinh luat dung trong doan van ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doc ((chieu xanh) OR (vien thanh)) - hanh chinh luat dung trong doan van ban.
• Adding a wildcard symbol may retrieve word variants: doc ((chieu xanh) or (vien thanh)) - hanh chinh luat dung trong doan van ban*.