Perhaps you should try some spelling variations:
credito pedro » credit peru, credito para, recinto pedro
medicina del » medicina de
del credito » de credito
edicion de » medicion de
de campos » de campo, de caminos, de cambios
pedro a » pedro de
a paz » la paz, ma paz, y paz

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

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