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