Perhaps you should try some spelling variations:
"serie politicas publicas." » "serie politicas publicadas.", "serie politica publicaas.", "serie politica publicasas.", "serie policiaca publicas."
"ideas politicas public." » "ideas politicas publicad.", "ideas politica publica.", "ideas politica publicas.", "las politicas public.", "ideologias politicas public."
"sobre colica pablo." » "sobre cronica pablo.", "sobre logica pablo.", "sobre policy pablo.", "sobre politica pablo."

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 colica pablo.") OR ("serie politicas publicas."))) OR ("ideas politicas public."))~.
• Removing quotes may allow a broader search: (((( sobre colica pablo. ) or ( serie politicas publicas. ))) or ( ideas politicas public. ))~.
• Adding a wildcard symbol may retrieve word variants: (((("sobre colica pablo.") or ("serie politicas publicas."))) or ("ideas politicas public."))*.