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

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