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 matematicas con programming." » "benditas matematicas con programming.", "comicas matematicas con programming.", "competencias matematicas con programming.", "ciencias matematicas en programming.", "ciencias matematica en programming.", "ciencias matematicas y programming.", "ciencias matematicas web programming.", "ciencias matematicas control programming.", "ciencias matematicas logic programming."

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: (("basicas mathematics computer programming.") OR ("ciencias matematicas con programming."))~.
• Removing quotes may allow a broader search: (( basicas mathematics computer programming. ) or ( ciencias matematicas con programming. ))~.
• Adding a wildcard symbol may retrieve word variants: (("basicas mathematics computer programming.") or ("ciencias matematicas con programming."))*.