Perhaps you should try some spelling variations:
crespo perez » ernesto perez, cueto perez, crespo pedro
edicion del » medicion del, edicion de, medicion de
perez renan » perez arenas, perez hernan, perez pena
del crespo » del creston, del cristo, del credo
de campo » de cambio, el campo
del plan » de plan, el plan
condiciones » conditions

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: (( condiciones de campo de del plan ; ) OR ( edicion del crespo perez renan raul ; ))~.
• Adding a wildcard symbol may retrieve word variants: (( condiciones de campo de del plan ; ) or ( edicion del crespo perez renan raul ; ))*.