Perhaps you should try some spelling variations:
"value hurtado, luis del" » "valle hurtado, luis del", "value hurtado, luis e", "value hurtado, luis da"
"value hurtado, luis de" » "valle hurtado, luis de"
"duque hurtado, luis del" » "duque hurtado, luis e", "duque hurtado, luis da", "luque hurtado, luis del"

Try widening your search to All Fields.

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: (((("value hurtado, luis del") OR ("value hurtado, luis de"))) OR ("duque hurtado, luis del")).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"value hurtado, luis del\") OR (\"value hurtado, luis de\"))) or (\"duque hurtado, luis del\"))".
• Removing quotes may allow a broader search: (((( value hurtado, luis del ) OR ( value hurtado, luis de ))) or ( duque hurtado, luis del )).
• Adding a wildcard symbol may retrieve word variants: (((("value hurtado, luis del") OR ("value hurtado, luis de"))) or ("duque hurtado, luis del"))*.