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

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