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