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