Perhaps you should try some spelling variations:
"serie politica publicaa." » "serie politica publica.", "serie politica publicas.", "serie politicas publicad.", "serie politica publicaaa.", "serie politica publicasaa.", "serie politico publicoaa.", "serie policiaca publicaa.", "sobre politica publicaa."
"elite politica public." » "elite politica publica.", "elite politica publicas.", "elite politico publico.", "elites politicas public.", "etica politica public.", "entre politica public."
"serie politicas publicas." » "serie policiaca publicas.", "serie policiacas publicas.", "sobre politicas publicas.", "serie politicas publica.", "serie 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: (("elite politica public.") or ((("serie politica publicaa.") OR ("serie politicas publicas."))))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("elite politica public.") OR ((("serie politica publicaa.") OR ("serie politicas publicas.")))).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"elite politica public.\") or (((\"serie politica publicaa.\") OR (\"serie politicas publicas.\"))))".
• Removing quotes may allow a broader search: (( elite politica public. ) or ((( serie politica publicaa. ) OR ( serie politicas publicas. )))).
• Adding a wildcard symbol may retrieve word variants: (("elite politica public.") or ((("serie politica publicaa.") OR ("serie politicas publicas."))))*.