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."
"competencias basic computer programas." » "competencias basica computer programas.", "competencias basicas computer programas.", "competencia basica computer programas.", "competencias basic computer programs.", "competencias basic computer program.", "competencias basic computer programmers."

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