Perhaps you should try some spelling variations:
policiaca publica » politica publica, politica publicas, politicas publicas
politica publico » politica publica, politico publico, politica publicas
politica public » politica publica, politica publicas, politico publico
elite politica » elites politicas, etica politica, entre politica
sobre politica » sobre politicas

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

• If you are trying to use Boolean operators, they must be ALL CAPS: (((( elite politica public. ) OR ( serie policiaca publica. ))) OR ( sobre politica publico. ))~.
• Adding a wildcard symbol may retrieve word variants: (((( elite politica public. ) or ( serie policiaca publica. ))) or ( sobre politica publico. ))*.