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."
"basicas matematica como problema." » "basicas matematicas como problema.", "fisica matematica como problema.", "comicas matematicas como problema.", "basicas matematicas con problema."

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