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 publicas." » "serie politicas publicas.", "serie politica publicaciones.", "serie politicas publicass.", "serie policiaca publicas.", "sobre politica publicas."
"etica politica publica." » "etica politicas publicas.", "publica politica publica."

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("etica politica publica.") or ("limites politicos publica."))) or ("serie politica publicas."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("etica politica publica.") OR ("limites politicos publica."))) OR ("serie politica publicas.")).
• Removing quotes may allow a broader search: (((( etica politica publica. ) or ( limites politicos publica. ))) or ( serie politica publicas. )).
• Adding a wildcard symbol may retrieve word variants: (((("etica politica publica.") or ("limites politicos publica."))) or ("serie politica publicas."))*.