Perhaps you should try some spelling variations:
"sobre politicas public." » "sobre politicas publicas.", "sobre politicas publicad.", "sobre politica publicas.", "sobre politica public.", "serie politicas public."
"elite politica publica." » "elite politicas publicas.", "elites politicas publica.", "etica politica publica.", "entre politica publica."
"serie politica pablo." » "serie politicas pablo.", "serie policiaca pablo.", "sobre politica pablo.", "serie politica para.", "serie colica pablo.", "serie politica al."

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: (((("sobre politicas public.") OR ("elite politica publica."))) OR ("serie politica pablo."))~.
• Removing quotes may allow a broader search: (((( sobre politicas public. ) or ( elite politica publica. ))) or ( serie politica pablo. ))~.
• Adding a wildcard symbol may retrieve word variants: (((("sobre politicas public.") or ("elite politica publica."))) or ("serie politica pablo."))*.