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

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 publicad.") or ((("sobre politicas public.") OR ("serie politicas public."))))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("sobre politicas publicad.") OR ((("sobre politicas public.") OR ("serie politicas public."))))*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"sobre politicas publicad.\") or (((\"sobre politicas public.\") OR (\"serie politicas public.\"))))*".
• Removing quotes may allow a broader search: (( sobre politicas publicad. ) or ((( sobre politicas public. ) OR ( serie politicas public. ))))*.