Perhaps you should try some spelling variations:
"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."
"serie politica publico." » "serie politico publico.", "serie politicas publicas.", "serie politicas publicad.", "serie politicas publico.", "serie policiaca publico."

Try widening your search to All Fields.

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("elite politica publicas.") or ("sobre politica publica."))) or ("serie politica publico."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("elite politica publicas.") OR ("sobre politica publica."))) OR ("serie politica publico.")).
• Removing quotes may allow a broader search: (((( elite politica publicas. ) or ( sobre politica publica. ))) or ( serie politica publico. )).
• Adding a wildcard symbol may retrieve word variants: (((("elite politica publicas.") or ("sobre politica publica."))) or ("serie politica publico."))*.