Perhaps you should try some spelling variations:
campos esther » campos lesther, campo esther, campelo esther
medicina en » medicina del, medicina de
campo para » camino para
edicion y » edicion de
esther de » esther del
y campos » y cambios, de campos
en campo » el campo, un campo, del campo
de paul » de paula, de pablo

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 campos esther de paul ; ) OR ( medicina en campo para la paz ; ))~.
• Adding a wildcard symbol may retrieve word variants: (( edicion y campos esther de paul ; ) or ( medicina en campo para la paz ; ))*.