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

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

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