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