Perhaps you should try some spelling variations:
"serie politicas publicas." » "serie politicas publicadas.", "serie politica publicaas.", "serie politica publicasas.", "serie policiaca publicas."
"las politicas public." » "las politicas publicad.", "las politica publica.", "las politica publicas."
"sobre politica pablo." » "sobre politicas pablo.", "sobre politica para.", "sobre colica pablo.", "sobre 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 pablo.") OR ("serie politicas publicas."))) OR ("las politicas public."))~.
• Removing quotes may allow a broader search: (((( sobre politica pablo. ) or ( serie politicas publicas. ))) or ( las politicas public. ))~.
• Adding a wildcard symbol may retrieve word variants: (((("sobre politica pablo.") or ("serie politicas publicas."))) or ("las politicas public."))*.