Perhaps you should try some spelling variations:
"serie politicos republica." » "serie politico republicano.", "serie criticos republica.", "serie politicas republicanas.", "serie politicas republica.", "series politicas republica.", "serie politica republica."
"elite politica publica." » "elite politicas publicas.", "elites politicas publica.", "etica politica publica.", "entre politica publica."
"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 politica publica.") OR ("sobre politica publica."))) OR ("serie politicos republica."))~.
• Removing quotes may allow a broader search: (((( elite politica publica. ) or ( sobre politica publica. ))) or ( serie politicos republica. ))~.
• Adding a wildcard symbol may retrieve word variants: (((("elite politica publica.") or ("sobre politica publica."))) or ("serie politicos republica."))*.