Perhaps you should try some spelling variations:
"serie policiaca publica." » "serie politica publica.", "serie politica publicas.", "serie politicas publicad."
"elites politicas publicas." » "limites politicos publicas.", "las politicas publicas.", "ideas politicas publicas."
"sobre politicas pablo." » "sobre politica pablo.", "serie politicas pablo.", "sobre politicas para.", "sobre politicas paz."

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

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