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