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

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