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