Perhaps you should try some spelling variations:
"sobre politicas publicad." » "sobre politicas publicas.", "sobre politica publicas.", "sobre politicos republica.", "serie politicas publicad."
"serie politica publica." » "serie politicas publicas.", "serie politicas publica.", "serie policiaca publica.", "elite politica publica."
"sobre politica publica." » "sobre 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: (((("serie politica publica.") or ("sobre politica publica."))) or ("sobre politicas publicad."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("serie politica publica.") OR ("sobre politica publica."))) OR ("sobre politicas publicad.")).
• Removing quotes may allow a broader search: (((( serie politica publica. ) or ( sobre politica publica. ))) or ( sobre politicas publicad. )).
• Adding a wildcard symbol may retrieve word variants: (((("serie politica publica.") or ("sobre politica publica."))) or ("sobre politicas publicad."))*.