Perhaps you should try some spelling variations:
clinica publicaciones » clasica publicaciones, quimica publicaciones, botanica publicaciones
politicas publicad » politicas publicas, politica publica, politica publicas
politicas public » politicas publicas, politica publica, politica publicas
norte clinica » muerte clinica, norte politica, norte critico

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

• Performing a fuzzy search may retrieve terms with similar spellings: (( norte clinica publicaciones. ) or ( serie ((politicas public) OR (politicas publicad)). ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( norte clinica publicaciones. ) OR ( serie ((politicas public) OR (politicas publicad)). )).
• The words AND, OR and NOT may confuse the search; try adding quotes: "(( norte clinica publicaciones. ) or ( serie ((politicas public) OR (politicas publicad)). ))".
• Adding a wildcard symbol may retrieve word variants: (( norte clinica publicaciones. ) or ( serie ((politicas public) OR (politicas publicad)). ))*.