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."
"sobre politicas public." » "sobre politicas publicas.", "sobre politicas publicad.", "sobre politica publica.", "sobre politica public.", "serie politicas public."

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