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