Perhaps you should try some spelling variations:
"sobre politica publicaa." » "sobre politica publicas.", "sobre politicas publicad.", "sobre politica republicana.", "sobre politicas publicaa."
"serie politicas publicas." » "serie policiaca publicas."
"elite politica publica." » "elites politicas publica.", "etica politica publica.", "entre politica 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 publicaa.") or ("serie politicas publicas."))) or ("elite politica publica."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("sobre politica publicaa.") OR ("serie politicas publicas."))) OR ("elite politica publica."))*.
• Removing quotes may allow a broader search: (((( sobre politica publicaa. ) or ( serie politicas publicas. ))) or ( elite politica publica. ))*.