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