Perhaps you should try some spelling variations:
"teorias politica publicas." » "teorias politicas publicas.", "teorias politica publicaciones.", "teoria politica publicas.", "teoria politicas publicas.", "teorias politicas publicass."
"serie politica publica." » "serie politicas publicas.", "serie politicas publica.", "serie policiaca publica.", "sobre politica publica."
"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.

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