Perhaps you should try some spelling variations:
"debates politicos publica." » "debate politico publica.", "debates politicos republica.", "debates politicas publicas.", "debates politicas publicad."
"sobre politica public." » "sobre politica publica.", "sobre politica publicas.", "sobre politico publico.", "sobre politicas public."
"serie politica pablo." » "serie politicas pablo.", "serie policiaca pablo.", "elite 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 politica public.") OR ("debates politicos publica."))) OR ("serie politica pablo."))~.
• Removing quotes may allow a broader search: (((( sobre politica public. ) or ( debates politicos publica. ))) or ( serie politica pablo. ))~.
• Adding a wildcard symbol may retrieve word variants: (((("sobre politica public.") or ("debates politicos publica."))) or ("serie politica pablo."))*.