Perhaps you should try some spelling variations:
cristo perez » trista perez, crespo perez, prieto perez
medicina del » medicina de
camps poder » campus poder, cambio poder
del cristo » de cristo, el cristo, del costo
edicion y » edicion de
poder el » poder del, poder en, poder de
y camps » y campos, y campus, y campo

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: (( edicion y camps poder el pan ; ) OR ( medicina del cristo perez la paz ; ))~.
• Adding a wildcard symbol may retrieve word variants: (( edicion y camps poder el pan ; ) or ( medicina del cristo perez la paz ; ))*.