Perhaps you should try some spelling variations:
"business mathematics computer programming." » "business mathematics computer programs.", "business mathematics computer program."
"basicas matematicas como programas." » "comicas matematicas como programas.", "benditas matematicas como programas.", "fisica matematica como programas.", "basicas matematica como programas.", "basicas matematicas con programas.", "basicas matematica tomo programas.", "basicas matematicas como programa.", "basicas matematicas como programar.", "basicas matematicas carlo programas."

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