Perhaps you should try some spelling variations:
ediciones de » edicion de, condiciones de
campo perez » campos perez, camilo perez, crespo perez
perez jean » perez juan, perez joan, perez adan
campo der » campo del, campos del, campos de
edicion e » edicion de, edicion en, medicion e
jean raul » jean paul, juan raul, renan raul
en pasto » del pasto, de pasto
e campo » el campo, de campo, en campo

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (( ediciones de ((campo der) OR (campo de)) en pasto ; ) or ( edicion e campo perez jean raul ; ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( ediciones de ((campo der) OR (campo de)) en pasto ; ) OR ( edicion e campo perez jean raul ; )).
• The words AND, OR and NOT may confuse the search; try adding quotes: "(( ediciones de ((campo der) OR (campo de)) en pasto ; ) or ( edicion e campo perez jean raul ; ))".
• Adding a wildcard symbol may retrieve word variants: (( ediciones de ((campo der) OR (campo de)) en pasto ; ) or ( edicion e campo perez jean raul ; ))*.