Perhaps you should try some spelling variations:
"la matematica computer programming." » "la matematica computer programs.", "la matematica computer program.", "las matematicas computer programming.", "de matematicas computer programming."
"basicas mathematics computer programmers." » "basicas mathematics computer programs.", "basicas mathematics computers programming.", "basicas mathematics computer program.", "basicas matematicas computer programmers.", "business mathematics computer programmers."

Try widening your search to All Fields.

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