Perhaps you should try some spelling variations:
"serie politica publicas." » "serie politicas publicas.", "serie politica publicaciones.", "serie politicas publicass.", "serie policiaca publicas.", "sobre politica publicas."
"chile politica publica." » "chile politicas publicas.", "clase politica publica."
"elites politicas public." » "limites politicos public.", "las politicas public.", "ideas politicas public.", "elites politicas publicas.", "elites politicas publicad.", "elites politicas pablo."

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