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