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