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

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