Perhaps you should try some spelling variations:
"serie policiaca publicaas." » "serie politica publicas.", "serie politicas publicas."
"sobre politica publica." » "sobre politicas publicas."
"sobre politicas public." » "sobre politicas publicas.", "sobre politicas publicad.", "sobre politica publicas.", "serie politicas public."

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