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