Perhaps you should try some spelling variations:
lectures diel » lectures field, lectures de, lectures data
lecturas del » lectura de, lectures de, lecturas en
lectura del » lectura de, lettura del, lecture de
mexicana » mexican, americana

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: ((((lecturas del) OR (lectura del))) OR (lectures diel)) historia mexicana.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((lecturas del) OR (lectura del))) or (lectures diel)) historia mexicana".
• Adding a wildcard symbol may retrieve word variants: ((((lecturas del) OR (lectura del))) or (lectures diel)) historia mexicana*.