Perhaps you should try some spelling variations:
"etica politica publicasd." » "etica politicas publicas.", "etica politicas publicad.", "etica politica republicana.", "etica politicas publicasd.", "etica politica publicacionesd.", "etica politicas publicassd.", "publica politica publicasd."
"serie politica publicas." » "serie politicas publicas.", "serie politica publicaciones.", "serie politicas publicass.", "serie policiaca publicas.", "sobre politica publicas."
"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 politica publicas.") OR ((("etica politica publicasd.") OR ("etica politica publica."))))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"serie politica publicas.\") or (((\"etica politica publicasd.\") OR (\"etica politica publica.\"))))~".
• Removing quotes may allow a broader search: (( serie politica publicas. ) or ((( etica politica publicasd. ) OR ( etica politica publica. ))))~.
• Adding a wildcard symbol may retrieve word variants: (("serie politica publicas.") or ((("etica politica publicasd.") OR ("etica politica publica."))))*.