Perhaps you should try some spelling variations:
"teoria politica public." » "teoria critica public.", "historia politica public.", "ciencia politica public.", "teoria politica publicas.", "teoria politico publico.", "teoria politicas publicad."
"serie politica publica." » "serie politica publicasa.", "serie politico publicoa.", "serie politicas publicada.", "serie politicas publica.", "serie policiaca publica.", "sobre politica publica."
"sobre politicas publicas." » "sobre politica publicas.", "serie politicas publicas."

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