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