Perhaps you should try some spelling variations:
"sobre politicas publicad." » "sobre politica publica.", "sobre politica publicas.", "sobre politicos republica.", "sobre politica publicaad.", "sobre politica publicasad.", "sobre politicas pabload.", "sobre politica publicad.", "serie politicas publicad."
"sobre politicas public." » "sobre politica publica.", "sobre politica publicas.", "sobre politicas pablo.", "sobre politica public.", "serie politicas public."
"sobre politicas publicas." » "sobre politica publicaas.", "sobre politica publicasas.", "sobre politicas pabloas.", "sobre politica publicas.", "serie politicas publicas.", "sobre politicas publica.", "sobre politicas publico."

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