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."
"chile politica publica." » "chile politicas publicas.", "clase politica publica."
"entre politica publica." » "entre politicas publicas.", "sobre 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: (((("chile politica publica.") OR ("entre politica publica."))) OR ("serie politicos republica."))~.
• Removing quotes may allow a broader search: (((( chile politica publica. ) or ( entre politica publica. ))) or ( serie politicos republica. ))~.
• Adding a wildcard symbol may retrieve word variants: (((("chile politica publica.") or ("entre politica publica."))) or ("serie politicos republica."))*.