Perhaps you should try some spelling variations:
"serie policiaca public." » "serie politica publicas.", "serie politico publico."
"elites politicas public." » "limites politicos public.", "las politicas public.", "ideas politicas public.", "elites politicas publicas.", "elites politicas publicad.", "elites politica publicas."
"clase politica publica." » "clase politicas publicas.", "class political publica.", "chile 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: (((("serie policiaca public.") or ("elites politicas public."))) or ("clase politica publica."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("serie policiaca public.") OR ("elites politicas public."))) OR ("clase politica publica.")).
• Removing quotes may allow a broader search: (((( serie policiaca public. ) or ( elites politicas public. ))) or ( clase politica publica. )).
• Adding a wildcard symbol may retrieve word variants: (((("serie policiaca public.") or ("elites politicas public."))) or ("clase politica publica."))*.