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