Perhaps you should try some spelling variations:
"sobre politicas publica." » "sobre politicas publicas.", "sobre politicas publicad.", "sobre politica publicas.", "sobre politica publica.", "serie politicas publica."
"elite politica publica." » "elite politicas publicas.", "elites politicas publica.", "etica politica publica.", "entre politica publica."
"serie politica publica." » "serie politicas publicas.", "serie politicas publica.", "serie policiaca publica.", "sobre politica 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: (((("elite politica publica.") OR ("sobre politicas publica."))) OR ("serie politica publica."))~.
• Removing quotes may allow a broader search: (((( elite politica publica. ) or ( sobre politicas publica. ))) or ( serie politica publica. ))~.
• Adding a wildcard symbol may retrieve word variants: (((("elite politica publica.") or ("sobre politicas publica."))) or ("serie politica publica."))*.