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 computer programas." » "basicas matematicas como programas.", "basicas matematicas comics programas.", "comicas matematicas computer programas.", "benditas matematicas computer programas.", "fisica matematica computer programas.", "basicas matematicas computer programs.", "basicas matematicas computer program.", "basicas matematicas computer programmers."

Try widening your search to All Fields.

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• Performing a fuzzy search may retrieve terms with similar spellings: (("logica mathematics computer programming.") or ("basicas matematicas computer programas."))~.
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