Perhaps you should try some spelling variations:
"elites politicas luis." » "limites politicos luis.", "las politicas luis.", "ideas politicas luis.", "elites politica luis.", "elites politico luis.", "elites politicas las."
"serie politicas public." » "serie politicas publicas.", "serie politicas publicad.", "serie politica publica."
"serie policiaca public." » "serie politica publica.", "serie politica publicas.", "serie politico publico."

Try widening your search to All Fields.

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (("elites politicas luis.") or ((("serie politicas public.") or ("serie policiaca public."))))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("elites politicas luis.") OR ((("serie politicas public.") OR ("serie policiaca public.")))).
• Removing quotes may allow a broader search: (( elites politicas luis. ) or ((( serie politicas public. ) or ( serie policiaca public. )))).
• Adding a wildcard symbol may retrieve word variants: (("elites politicas luis.") or ((("serie politicas public.") or ("serie policiaca public."))))*.