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

Try widening your search to All Fields.

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 public.") OR ("sobre politica public."))))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("serie politica publica.") OR ((("sobre politicas public.") OR ("sobre politica public.")))).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"serie politica publica.\") or (((\"sobre politicas public.\") OR (\"sobre politica public.\"))))".
• Removing quotes may allow a broader search: (( serie politica publica. ) or ((( sobre politicas public. ) OR ( sobre politica public. )))).
• Adding a wildcard symbol may retrieve word variants: (("serie politica publica.") or ((("sobre politicas public.") OR ("sobre politica public."))))*.