Perhaps you should try some spelling variations:
"serie policiaca public." » "serie politica publica.", "serie politica publicas.", "serie politico publico."
"series politicas public." » "serie politicas public.", "series political public.", "serie politica public.", "series politicas publicad.", "series politica publica.", "series politica publicas."
"elite politicas publicas." » "elite politicas publicadas.", "elite politica publicaas.", "elite politica publicasas.", "elites politicas publicas.", "elite politica publicas.", "elite politico publicas.", "elite politicas publica.", "elite politicas publico."

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