Perhaps you should try some spelling variations:
"existen politicas public." » "elites politicas public.", "exiones politicas public.", "tristes politicas public.", "existen politicas publicas.", "existen politicas publicad.", "existen politica publicas."
"debates politicos public." » "debate politico public.", "debates politico publico.", "debates politicos republica.", "debates politicas publicas."
"serie politica publica." » "serie politicas publicas.", "serie politicas publica.", "serie policiaca publica.", "sobre politica publica."

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("existen politicas public.") or ("debates politicos public."))) or ("serie politica publica."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("existen politicas public.") OR ("debates politicos public."))) OR ("serie politica publica.")).
• Removing quotes may allow a broader search: (((( existen politicas public. ) or ( debates politicos public. ))) or ( serie politica publica. )).
• Adding a wildcard symbol may retrieve word variants: (((("existen politicas public.") or ("debates politicos public."))) or ("serie politica publica."))*.