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