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

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