Perhaps you should try some spelling variations:
"serie politicos republica." » "serie politico republicano.", "serie criticos republica.", "serie politicas republicanas.", "serie politicas republica.", "series politicas republica.", "serie politica republica."
"elite politica publicas." » "elite politicas publicas.", "elite politica publica.", "elite politica publicaciones.", "elites politicas publicas.", "etica politica publicas.", "entre politica publicas."
"sobre politica pablo." » "sobre politicas pablo.", "sobre politica para.", "sobre colica pablo.", "sobre politica al."

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