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