Perhaps you should try some spelling variations:
"serie policiaca publico." » "serie politica publica.", "serie politica publicas.", "serie oficial publico."
"serie politico publico." » "serie politica publica.", "serie politica publicas.", "serie politico republicano.", "serie politica publico.", "serie politicas publico.", "series political publico."
"elite politicas publicas." » "elites politicas publicas.", "elite politica publicas.", "elite politico publicas.", "elite politicas publica.", "elite politicas public."

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: (((("serie politico publico.") OR ("serie policiaca publico."))) OR ("elite politicas publicas."))~.
• Removing quotes may allow a broader search: (((( serie politico publico. ) or ( serie policiaca publico. ))) or ( elite politicas publicas. ))~.
• Adding a wildcard symbol may retrieve word variants: (((("serie politico publico.") or ("serie policiaca publico."))) or ("elite politicas publicas."))*.