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

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