Perhaps you should try some spelling variations:
"elites politica publicaa." » "elites politica publicas.", "elites politicas publicas.", "elites politicas publicad.", "elites politicas publicasa.", "elites politicas publicaa.", "elite politica publicaa.", "elite politico publicaa."
"serie politicas pabloas." » "serie politicas pablo.", "serie politicas publicas.", "serie politica pablo.", "serie policiaca pabloas."
"sobre politica publica." » "sobre politicas publicas.", "sobre politicas publica."

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

• Performing a fuzzy search may retrieve terms with similar spellings: (((("sobre politica publica.") or ("elites politica publicaa."))) or ("serie politicas pabloas."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("sobre politica publica.") OR ("elites politica publicaa."))) OR ("serie politicas pabloas."))*.
• Removing quotes may allow a broader search: (((( sobre politica publica. ) or ( elites politica publicaa. ))) or ( serie politicas pabloas. ))*.