Perhaps you should try some spelling variations:
campos per » campus per, campos perez, campos super
edicion y » edicion de
y campos » y cambios, de campos
de credo » del credo, de crudo, du credo
pedro y » pedro a, pedro e, pedro _
pedro c » pedro a, pedro e, pedro de
per el » ser el, per al, per il

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

• Performing a fuzzy search may retrieve terms with similar spellings: (( edicion y campos per el pan ; ) or ( medicina de credo ((pedro y) OR (pedro c)) paz ; ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( edicion y campos per el pan ; ) OR ( medicina de credo ((pedro y) OR (pedro c)) paz ; ))*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(( edicion y campos per el pan ; ) or ( medicina de credo ((pedro y) OR (pedro c)) paz ; ))*".