Perhaps you should try some spelling variations:
"serie politicas publico." » "serie politicas publicas.", "serie politicas publicad.", "serie politica publica.", "serie politicas publicaso.", "serie politicas publicado.", "serie politica publicao.", "serie policiaca publico."
"sobre politica publicas." » "sobre politicas publicas.", "sobre politica publica.", "sobre politica publicaciones."
"sobre politicas public." » "sobre politicas publicas.", "sobre politicas publicad.", "sobre politica publica."

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