Perhaps you should try some spelling variations:
"serie politica publicas." » "serie politica publicaciones.", "serie policiaca publicas.", "sobre politica publicas.", "elite politica publicas."
"serie politicas publicas." » "serie policiaca publicas.", "serie policiacas publicas.", "sobre politicas publicas.", "elite politicas publicas."
"etica politica publica." » "publica politica publica."

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