Perhaps you should try some spelling variations:
"etica politica public." » "etica politica publicas.", "etica politico publico.", "etica politicas publicad.", "publica politica public."
"serie politica publica." » "serie politica publicasa.", "serie politico publicoa.", "serie politicas publicada.", "serie policiaca publica.", "sobre politica publica.", "elite politica publica."
"serie politicas publicas." » "serie policiaca publicas.", "serie policiacas publicas.", "sobre politicas publicas.", "elite politicas publicas.", "serie politicas publico."

You may be able to get more results by adjusting your search query.

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