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

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