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

Try widening your search to All Fields.

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