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