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

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