Perhaps you should try some spelling variations:
"etica politica publicaa." » "etica politica publicas.", "etica politicas publicas.", "etica politicas publicad.", "etica politicas publicasa.", "publica politica publicaa."
"serie politica publica." » "serie politicas publicas.", "serie politicas publica.", "sobre politica publica.", "elite politica publica."
"serie policiaca public." » "serie politica publicas.", "serie politico 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: (((("serie politica publica.") OR ("etica politica publicaa."))) OR ("serie policiaca public."))~.
• Removing quotes may allow a broader search: (((( serie politica publica. ) or ( etica politica publicaa. ))) or ( serie policiaca public. ))~.
• Adding a wildcard symbol may retrieve word variants: (((("serie politica publica.") or ("etica politica publicaa."))) or ("serie policiaca public."))*.