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

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