Perhaps you should try some spelling variations:
"limites politicos public." » "lideres politicos public.", "debates politicos public.", "limites juridicos public.", "limites politico publico.", "limites politicos republica.", "limites politicas publicad."
"serie politicas publicas." » "serie policiaca publicas.", "serie policiacas publicas.", "sobre politicas publicas.", "elite politicas publicas.", "serie politicas publico."
"serie politica publica." » "serie policiaca publica.", "sobre politica publica.", "elite politica publica."

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