Perhaps you should try some spelling variations:
"sobre politica publicas." » "sobre politicas publicas.", "sobre politica publica.", "sobre politica publicaciones."
"serie politica publicaa." » "serie politica publica.", "serie politicas publicas.", "serie politicas publicad.", "serie politicas publicaa.", "serie policiaca publicaa.", "elite politica publicaa."
"elites politicas public." » "limites politicos public.", "las politicas public.", "ideas politicas public.", "elites politicas publicas.", "elites politicas publicad.", "elites 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 ("elites politicas public."))) or ("serie politica publicaa."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("sobre politica publicas.") OR ("elites politicas public."))) OR ("serie politica publicaa.")).
• Removing quotes may allow a broader search: (((( sobre politica publicas. ) or ( elites politicas public. ))) or ( serie politica publicaa. )).
• Adding a wildcard symbol may retrieve word variants: (((("sobre politica publicas.") or ("elites politicas public."))) or ("serie politica publicaa."))*.