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