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