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

Try widening your search to All Fields.

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

• Performing a fuzzy search may retrieve terms with similar spellings: (("sobre politicas publico.") or ((("etica politica publicas.") or ("sobre politicas publicas."))))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("sobre politicas publico.") OR ((("etica politica publicas.") OR ("sobre politicas publicas.")))).
• Removing quotes may allow a broader search: (( sobre politicas publico. ) or ((( etica politica publicas. ) or ( sobre politicas publicas. )))).
• Adding a wildcard symbol may retrieve word variants: (("sobre politicas publico.") or ((("etica politica publicas.") or ("sobre politicas publicas."))))*.