Perhaps you should try some spelling variations:
"sobre politicas publicas." » "sobre politicas publicads.", "sobre politica publicas.", "sobre politica publicass.", "sobre politicas publicadas.", "sobre politica publicaas.", "sobre politica publicasas."
"elites politicas publica." » "elites politicas publicad.", "elites politica publica.", "elites politica publicas.", "elites politicas publicada.", "elites politica publicaa.", "elites politica publicasa.", "limites politicos publica.", "las politicas publica.", "ideas politicas publica."
"serie politicas public." » "serie politicas publicad.", "serie politica publica.", "serie politica publicas.", "serie policiaca 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 politicas public.") or ((("sobre politicas publicas.") or ("elites politicas publica."))))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("serie politicas public.") OR ((("sobre politicas publicas.") OR ("elites politicas publica.")))).
• Removing quotes may allow a broader search: (( serie politicas public. ) or ((( sobre politicas publicas. ) or ( elites politicas publica. )))).
• Adding a wildcard symbol may retrieve word variants: (("serie politicas public.") or ((("sobre politicas publicas.") or ("elites politicas publica."))))*.