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