Perhaps you should try some spelling variations:
"elites politicos republica." » "elites politico republicano.", "elites criticos republica.", "elites politicas republicanas.", "elites politicas republica.", "delitos politicos republica.", "elite politico republica."
"serie politica publica." » "serie politicas publicas.", "serie politicas publica.", "serie policiaca publica.", "sobre politica publica."
"serie fichas publico." » "serie oficial publico.", "serie oficios publicos.", "serie actas 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: (((("serie fichas publico.") or ("elites politicos republica."))) or ("serie politica publica."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("serie fichas publico.") OR ("elites politicos republica."))) OR ("serie politica publica.")).
• Removing quotes may allow a broader search: (((( serie fichas publico. ) or ( elites politicos republica. ))) or ( serie politica publica. )).
• Adding a wildcard symbol may retrieve word variants: (((("serie fichas publico.") or ("elites politicos republica."))) or ("serie politica publica."))*.