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