Perhaps you should try some spelling variations:
"elite politica pabload." » "elite politica pablo.", "elite politica paolo.", "elite politicas pablo.", "elites politicas pabload.", "etica politica pabload.", "entre politica pabload."
"serie politicas publicas." » "serie policiaca publicas.", "serie politicas public.", "serie politicas publico."
"sobre politica publica." » "sobre politicas publica."

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 politica publica.") OR ("elite politica pabload."))) OR ("serie politicas publicas."))~.
• Removing quotes may allow a broader search: (((( sobre politica publica. ) or ( elite politica pabload. ))) or ( serie politicas publicas. ))~.
• Adding a wildcard symbol may retrieve word variants: (((("sobre politica publica.") or ("elite politica pabload."))) or ("serie politicas publicas."))*.