Perhaps you should try some spelling variations:
"logica mathematics computer programming." » "logica mathematics computer programs.", "logica mathematics computer program.", "logica matematica computer programming.", "logico matematico computer programming.", "logico matematica computer programming."
"basicas matematicas como programa." » "comicas matematicas como programa.", "benditas matematicas como programa.", "fisica matematica como programa.", "basicas matematica como programa.", "basicas matematicas con programa.", "basicas matematica tomo programa.", "basicas matematicas como problema."

Try widening your search to All Fields.

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• Performing a fuzzy search may retrieve terms with similar spellings: (("basicas matematicas como programa.") or ("logica mathematics computer programming."))~.
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• Adding a wildcard symbol may retrieve word variants: (("basicas matematicas como programa.") or ("logica mathematics computer programming."))*.