Perhaps you should try some spelling variations:
"serie politica publicasd." » "serie politicas publicas.", "serie politicas publicad.", "serie politica republicana.", "serie politicas publicasd.", "serie politica publicacionesd.", "serie politicas publicassd.", "serie policiaca publicasd.", "elite politica publicasd."
"sobre politica publicas." » "sobre politicas publicas.", "sobre politica publicaciones.", "sobre politicas publicass."
"sobre politica publica." » "sobre politicas publicas.", "sobre politicas publica."

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: (((("sobre politica publicas.") OR ("sobre politica publica."))) OR ("serie politica publicasd."))~.
• Removing quotes may allow a broader search: (((( sobre politica publicas. ) or ( sobre politica publica. ))) or ( serie politica publicasd. ))~.
• Adding a wildcard symbol may retrieve word variants: (((("sobre politica publicas.") or ("sobre politica publica."))) or ("serie politica publicasd."))*.