Perhaps you should try some spelling variations:
"serie politicas publica." » "serie politicas publicas.", "serie politicas publicad.", "serie politica publicas.", "serie politicas publicasa.", "serie politicas publicada.", "serie politica publicasa.", "serie policiaca publica."
"sobre politica publica." » "sobre politicas publicas.", "sobre politicas publica."
"series politicas public." » "series political public.", "serie politica public.", "especies politicas public.", "series politicas publicas.", "series politicas publicad.", "series politica publicas."

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