Perhaps you should try some spelling variations:
"basicas mathematics computer programming." » "basicas mathematics computer programs.", "basicas mathematics computer program.", "basicas matematicas computer programming.", "business mathematics computer programming."
"logica matematica logic programming." » "fisica matematica logic programming.", "la matematica logic programming.", "logica matematica logica programming.", "logica mathematics logic programming.", "logica matematica los programming."

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

• Performing a fuzzy search may retrieve terms with similar spellings: (("basicas mathematics computer programming.") or ("logica matematica logic programming."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("basicas mathematics computer programming.") OR ("logica matematica logic programming.")).
• Removing quotes may allow a broader search: (( basicas mathematics computer programming. ) or ( logica matematica logic programming. )).
• Adding a wildcard symbol may retrieve word variants: (("basicas mathematics computer programming.") or ("logica matematica logic programming."))*.