Perhaps you should try some spelling variations:
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"logica mathematics computer programa." » "logica matematica computer programa.", "logico matematico computer programa.", "logico matematica computer programa.", "logica mathematics computer programs.", "logica mathematics computer program.", "logica mathematics computer programmers."

Try widening your search to All Fields.

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• Adding a wildcard symbol may retrieve word variants: (("logica mathematics computer programa.") or ("basicas matematicas computer programming."))*.