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