Perhaps you should try some spelling variations:
"entre politica publicas." » "entre politicas publicas.", "entre politica publica.", "entre politica publicaciones."
"sobre politica publicad." » "sobre politicas publicad.", "sobre politica publica.", "sobre politicas publicas."
"serie politico publico." » "serie politica publica.", "serie politico republicano.", "serie politicos republica.", "serie politica publico.", "serie politicas publico.", "series political publico."

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: (((("entre politica publicas.") or ("serie politico publico."))) or ("sobre politica publicad."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("entre politica publicas.") OR ("serie politico publico."))) OR ("sobre politica publicad.")).
• Removing quotes may allow a broader search: (((( entre politica publicas. ) or ( serie politico publico. ))) or ( sobre politica publicad. )).
• Adding a wildcard symbol may retrieve word variants: (((("entre politica publicas.") or ("serie politico publico."))) or ("sobre politica publicad."))*.