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

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