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."
"ciencias mathematics data programa." » "ciencias matematicas data programa.", "sciences mathematics data programa.", "financial mathematics data programa.", "ciencias mathematics _ programa.", "ciencias mathematics alta programa.", "ciencias mathematics matlab programa.", "ciencias mathematics para programas."

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

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