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

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