Perhaps you should try some spelling variations:
"sobre politicas publicad." » "sobre politicas publicas.", "sobre politica publica.", "sobre politicos republica.", "sobre politicas publicasad.", "sobre politica publicaad.", "sobre politicas pabload.", "serie politicas publicad."
"sobre politica publicas." » "sobre politicas publicas.", "sobre politica publica.", "sobre politica publicaciones."
"sobre politicas public." » "sobre politicas publicas.", "sobre politica publica.", "sobre politicas pablo.", "serie politicas 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 ("sobre politica publicas."))))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("sobre politicas publicad.") OR ((("sobre politicas public.") OR ("sobre politica publicas."))))*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"sobre politicas publicad.\") or (((\"sobre politicas public.\") OR (\"sobre politica publicas.\"))))*".
• Removing quotes may allow a broader search: (( sobre politicas publicad. ) or ((( sobre politicas public. ) OR ( sobre politica publicas. ))))*.