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