Perhaps you should try some spelling variations:
"elites politicas publica." » "elites politicas publicas.", "elites politicas publicad.", "elites politica publica.", "elites politicas publicasa.", "elites politicas publicada.", "elites politica publicaa.", "limites politicos publica.", "las politicas publica.", "ideas politicas publica."
"sobre politicas public." » "sobre politicas publicas.", "sobre politicas publicad.", "sobre politica publica.", "sobre politica public.", "serie politicas public."
"serie policiaca pablo." » "serie politica pablo.", "serie politicas 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 politicas public.") OR ("elites politicas publica."))) OR ("serie policiaca pablo."))~.
• Removing quotes may allow a broader search: (((( sobre politicas public. ) or ( elites politicas publica. ))) or ( serie policiaca pablo. ))~.
• Adding a wildcard symbol may retrieve word variants: (((("sobre politicas public.") or ("elites politicas publica."))) or ("serie policiaca pablo."))*.