Perhaps you should try some spelling variations:
carlos romero » carlos roberto
condicion de » condiciones de
medicion de » medicina de
cambio del » cambio de, cambio el, cambio en
de cambio » el cambio
del loa » de loa, del la, del los
loa paz » la paz, mora paz
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: (( condicion de cambio del loa paz ; ) OR ( medicion de carlos romero la pau ; ))~.
• Adding a wildcard symbol may retrieve word variants: (( condicion de cambio del loa paz ; ) or ( medicion de carlos romero la pau ; ))*.