Perhaps you should try some spelling variations:
"serie politicas publicad." » "serie politicas publicas.", "serie politica publica.", "serie politica publicas."
"serie policiaca publica." » "serie politica publica.", "serie politica publicas.", "serie politicas publicas."
"etica politica publicaa." » "etica politica publica.", "etica politica publicas.", "etica politicas publicas.", "publica politica publicaa."

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