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