Perhaps you should try some spelling variations:
medicion del » edicion de, medicina del, medicina de
medicion de » medicina de
caso peru » caso pedro, caso para, caso pet
de camino » de caminos, del camino, el camino
del caso » el caso, del campo
lima a » lima y
la pau » la paz

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: (( medicion del caso peru ((lima la) OR (lima a)) ; ) OR ( medicion de camino de la pau ; ))~.
• Adding a wildcard symbol may retrieve word variants: (( medicion del caso peru ((lima la) or (lima a)) ; ) or ( medicion de camino de la pau ; ))*.