Perhaps you should try some spelling variations:
"serie policiaca publica." » "serie politica publicas.", "serie politicas publicas.", "serie politicas publicad."
"elite politica publica." » "elite politicas publicas.", "elites politicas publica.", "etica politica publica.", "chile politica publica."
"entre politica publica." » "entre politicas publicas.", "sobre politica publica."

You may be able to get more results by adjusting your search query.

• If you are trying to use Boolean operators, they must be ALL CAPS: (("serie policiaca publica.") OR ((("elite politica publica.") OR ("entre politica publica."))))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"serie policiaca publica.\") or (((\"elite politica publica.\") OR (\"entre politica publica.\"))))~".
• Removing quotes may allow a broader search: (( serie policiaca publica. ) or ((( elite politica publica. ) OR ( entre politica publica. ))))~.
• Adding a wildcard symbol may retrieve word variants: (("serie policiaca publica.") or ((("elite politica publica.") OR ("entre politica publica."))))*.