Perhaps you should try some spelling variations:
institutos biologico » instituto biblico, instituto tecnologico, institutos historicos
instituto geologico » instituto tecnologico, instituto pedagogico
publicaciones e » publicaciones de, publicaciones en, publicaciones y
de minerva » de mineria
minerva de » mineria de, minera de, mineria del

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "publicaciones e ((institutos biologico) OR (instituto geologico)) de minerva de espana ;~".
• Adding a wildcard symbol may retrieve word variants: publicaciones e ((institutos biologico) OR (instituto geologico)) de minerva de espana ;*.