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

You may be able to get more results by adjusting your search query.

• If you are trying to use Boolean operators, they must be ALL CAPS: (((("elite politicas publica.") OR ("serie politica publicas."))) OR ("sobre politica publica."))~.
• Removing quotes may allow a broader search: (((( elite politicas publica. ) or ( serie politica publicas. ))) or ( sobre politica publica. ))~.
• Adding a wildcard symbol may retrieve word variants: (((("elite politicas publica.") or ("serie politica publicas."))) or ("sobre politica publica."))*.