Perhaps you should try some spelling variations:
"serie politicas publico." » "serie politicas publicas.", "serie politicas publicad.", "serie politico publico.", "serie policiaca publico."
"elite politica publica." » "elite politicas publicas.", "elites politicas publica.", "entre politica publica.", "chile politica publica."
"etica politica publica." » "etica politicas publicas.", "publica 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 politicas publico.") OR ((("elite politica publica.") OR ("etica politica publica."))))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"serie politicas publico.\") or (((\"elite politica publica.\") OR (\"etica politica publica.\"))))~".
• Removing quotes may allow a broader search: (( serie politicas publico. ) or ((( elite politica publica. ) OR ( etica politica publica. ))))~.
• Adding a wildcard symbol may retrieve word variants: (("serie politicas publico.") or ((("elite politica publica.") OR ("etica politica publica."))))*.