Perhaps you should try some spelling variations:
"serie policiaca public." » "serie politica publicas.", "serie politico publico."
"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."

You may be able to get more results by adjusting your search query.

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