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."
"basicas matematica tomo programs." » "basicas matematicas tomo programs.", "fisica matematica tomo programs.", "comicas matematicas tomo programs.", "basicas matematica como programs.", "basicas matematicas como programs.", "basicas matematica como programa.", "basicas matematica como programar."

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

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