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

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