Perhaps you should try some spelling variations:
"sobre politicas publicad." » "sobre politicas publicas.", "sobre politicos republica.", "sobre politicas poeticas.", "serie politicas publicad."
"sobre politica publicas." » "sobre politicas publicas.", "sobre politica publicaciones.", "sobre politicas publicass."
"sobre politica publica." » "sobre politicas publicas."

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