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