Perhaps you should try some spelling variations:
instituir geologico » instituto geologico, instituto tecnologico
publicaciones para » publicaciones peri, implicaciones para, aplicaciones para
para instituir » para constituir, para instituto, para restituir
geologico y » geologia y, biologico y, tecnologico y
mineral de » general de, mineral y

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: publicaciones para instituir geologico y ((mineria de) OR (mineral de)) espana ;~.
• Adding a wildcard symbol may retrieve word variants: publicaciones para instituir geologico y ((mineria de) or (mineral de)) espana ;*.