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

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