Perhaps you should try some spelling variations:
"sobre politica publicas." » "sobre politicas publicas.", "sobre politica publica.", "sobre politica publicaciones."
"serie politicas pabloas." » "serie politicas pablo.", "serie politicas publicas.", "serie politica pablo.", "serie policiaca pabloas."
"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: (("serie politicas pabloas.") or ((("sobre politicas public.") or ("sobre politica publicas."))))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("serie politicas pabloas.") OR ((("sobre politicas public.") OR ("sobre politica publicas."))))*.
• Removing quotes may allow a broader search: (( serie politicas pabloas. ) or ((( sobre politicas public. ) or ( sobre politica publicas. ))))*.