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

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: (("entre politica publica.") OR ((("serie policiaca public.") OR ("elite politica publicas."))))~.
• Removing quotes may allow a broader search: (( entre politica publica. ) or ((( serie policiaca public. ) or ( elite politica publicas. ))))~.
• Adding a wildcard symbol may retrieve word variants: (("entre politica publica.") or ((("serie policiaca public.") or ("elite politica publicas."))))*.