Perhaps you should try some spelling variations:
"serie politicas publico." » "serie politicas publicad.", "serie politico publico.", "serie politica publicas.", "serie policiaca publico.", "serie policiacas publico.", "sobre politicas publico.", "elite politicas publico."
"class politicas publicas." » "class political publicas.", "claves politicas publicas.", "las politicas publicas."
"serie politica publica." » "serie policiaca publica.", "sobre politica publica.", "elite politica 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: (("class politicas publicas.") OR ((("serie politica publica.") OR ("serie politicas publico."))))~.
• Removing quotes may allow a broader search: (( class politicas publicas. ) or ((( serie politica publica. ) or ( serie politicas publico. ))))~.
• Adding a wildcard symbol may retrieve word variants: (("class politicas publicas.") or ((("serie politica publica.") or ("serie politicas publico."))))*.