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

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