Perhaps you should try some spelling variations:
"serie politica publicas." » "serie politica publica.", "serie politica publicaciones.", "serie politicas publicas.", "serie policiaca publicas.", "elite politica publicas."
"sobre politica publico." » "sobre politica publica.", "sobre politico publico.", "sobre politicas publicad."
"sobre politicas 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 politica publico.") OR ("sobre politicas publicas."))) or ("serie politica publicas."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("sobre politica publico.") OR ("sobre politicas publicas."))) OR ("serie politica publicas.")).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"sobre politica publico.\") OR (\"sobre politicas publicas.\"))) or (\"serie politica publicas.\"))".
• Removing quotes may allow a broader search: (((( sobre politica publico. ) OR ( sobre politicas publicas. ))) or ( serie politica publicas. )).
• Adding a wildcard symbol may retrieve word variants: (((("sobre politica publico.") OR ("sobre politicas publicas."))) or ("serie politica publicas."))*.