Perhaps you should try some spelling variations:
instituto pedagogico » instituto geologico, instrumento pedagogico, instituto tecnologico
publicacion de » publicaciones de, aplicacion de
de instituto » del instituto, el instituto, e institutos
pedagogico y » pedagogicos y, pedagogica y, pedagogico de
y mineria » y miseria, la mineria, de mineria

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

• Performing a fuzzy search may retrieve terms with similar spellings: publicacion de instituto pedagogico y mineria de espana ;~.
• Adding a wildcard symbol may retrieve word variants: publicacion de instituto pedagogico y mineria de espana ;*.