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