Perhaps you should try some spelling variations:
politica publicaciones » clinica publicaciones, publica publicaciones, quimica publicaciones
politicas publica » politicas publicas, politicas publicad, politica publica
policiaca publica » politica publica, politica publicas, politicas publicas
sobre politicas » sobre politica, serie politicas

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

• Performing a fuzzy search may retrieve terms with similar spellings: (( sobre politicas publica. ) or ( serie ((policiaca publica) or (politica publicaciones)). ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( sobre politicas publica. ) OR ( serie ((policiaca publica) OR (politica publicaciones)). )).
• Adding a wildcard symbol may retrieve word variants: (( sobre politicas publica. ) or ( serie ((policiaca publica) or (politica publicaciones)). ))*.