Perhaps you should try some spelling variations:
"sobre politica publicas." » "sobre politica publica.", "sobre politica publicaciones."
"serie criticos publica." » "serie criticos republica.", "serie clasicos publica.", "serie cronicas publica.", "sopi criticos publica."
"sobre politicas publicas." » "serie 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 politica publicas.") OR ("sobre politicas publicas."))) or ("serie criticos publica."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("sobre politica publicas.") OR ("sobre politicas publicas."))) OR ("serie criticos publica.")).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"sobre politica publicas.\") OR (\"sobre politicas publicas.\"))) or (\"serie criticos publica.\"))".
• Removing quotes may allow a broader search: (((( sobre politica publicas. ) OR ( sobre politicas publicas. ))) or ( serie criticos publica. )).
• Adding a wildcard symbol may retrieve word variants: (((("sobre politica publicas.") OR ("sobre politicas publicas."))) or ("serie criticos publica."))*.