Perhaps you should try some spelling variations:
"sobre politicas publicas." » "sobre politica publicas.", "serie politicas publicas."
"serie politica publica." » "serie politica publicasa.", "serie politico publicoa.", "serie politicas publicada.", "serie politicas publica.", "serie policiaca publica.", "sobre politica publica."
"serie politica public." » "serie politica publicas.", "serie politico publico.", "serie politicas publicad.", "serie politicas public.", "serie policiaca public.", "sobre politica public."

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

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