Perhaps you should try some spelling variations:
"basicas mathematics computer programa." » "basicas matematicas computer programa.", "business mathematics computer programa.", "basicas mathematics computer programs.", "basicas mathematics computer program.", "basicas mathematics computer programming."
"logica matematica linear programming." » "fisica matematica linear programming.", "la matematica linear programming.", "logica matematica general programming.", "logica matematica ensenar programming.", "logica matematica lengua 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 programa.") or ("logica matematica linear programming."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("basicas mathematics computer programa.") OR ("logica matematica linear programming.")).
• Removing quotes may allow a broader search: (( basicas mathematics computer programa. ) or ( logica matematica linear programming. )).
• Adding a wildcard symbol may retrieve word variants: (("basicas mathematics computer programa.") or ("logica matematica linear programming."))*.