Perhaps you should try some spelling variations:
"serie politica publica." » "serie politicas publicas.", "serie politicas publica.", "serie policiaca publica.", "sobre politica publica."
"serie politico publico." » "serie politica publicas.", "serie politico republicano.", "serie politicos republica.", "serie politicas publico.", "series political publico.", "series politicas publico."
"las politicas public." » "las politicas publicas.", "las politicas publicad.", "las politica publicas."

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