Perhaps you should try some spelling variations:
"sobre politicas publica." » "sobre politicas publicas.", "sobre politicas publicad.", "sobre politica publica.", "serie politicas publica."
"elite politica publicad." » "elite politicas publicad.", "elite politica publica.", "elite politica publicas.", "elites politicas publicad.", "etica politica publicad.", "entre politica publicad."
"serie politica publico." » "serie politica publica.", "serie politico publico.", "serie politica publicas.", "serie politicas publico.", "serie policiaca publico.", "sobre politica publico."

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