Perhaps you should try some spelling variations:
"sobre politica publicas." » "sobre politica publicaciones.", "sobre politicas publicas."
"series politicas publicas." » "serie politicas publicas.", "series political publicas.", "serie politica publicas."
"elite politica publica." » "elites politicas publica.", "etica politica publica.", "entre politica publica."

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