Perhaps you should try some spelling variations:
"serie policiaca publica." » "serie politica publica.", "serie politica publicas.", "serie politicas publicas."
"serie politica public." » "serie politica publica.", "serie politica publicas.", "serie politico publico.", "serie politicas public.", "sobre politica public."
"elite politica public." » "elite politica publica.", "elite politica publicas.", "elite politico publico.", "elites politicas public.", "etica politica public.", "entre politica public."

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 policiaca publica.") OR ((("serie politica public.") OR ("elite politica public."))))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"serie policiaca publica.\") or (((\"serie politica public.\") OR (\"elite politica public.\"))))~".
• Removing quotes may allow a broader search: (( serie policiaca publica. ) or ((( serie politica public. ) OR ( elite politica public. ))))~.
• Adding a wildcard symbol may retrieve word variants: (("serie policiaca publica.") or ((("serie politica public.") OR ("elite politica public."))))*.