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

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