Perhaps you should try some spelling variations:
"sobre politicas publica." » "sobre politicas publicas.", "sobre politicas publicad.", "sobre politica publica.", "serie politicas publica."
"elites politica publicas." » "elites politicas publicas.", "elites politica publica.", "elites politica publicaciones.", "elites politica publicaas.", "elites politico publicoas.", "elites politicas publicasas.", "elite politica publicas.", "elite politico publicas."
"serie politica public." » "serie politica publica.", "serie politico publico.", "serie politicas publicas.", "serie politicas public.", "serie policiaca public.", "sobre politica public."

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