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

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