Perhaps you should try some spelling variations:
"serie policiaca publica." » "serie politica publica.", "serie politicas publicas.", "serie politicas publicad."
"serie politica publicas." » "serie politicas publicas.", "serie politica publica.", "serie politica publicaciones.", "sobre politica publicas.", "elite politica publicas."
"series political public." » "series politicas public.", "serie politicas public.", "crises political public.", "series politica publica.", "series politicas publicas.", "series politicas publicad."

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 publicas."))) OR ("series political public."))~.
• Removing quotes may allow a broader search: (((( serie policiaca publica. ) or ( serie politica publicas. ))) or ( series political public. ))~.
• Adding a wildcard symbol may retrieve word variants: (((("serie policiaca publica.") or ("serie politica publicas."))) or ("series political public."))*.