Perhaps you should try some spelling variations:
"process control estadistico datos." » "process control statistical datos.", "process control estadisticas datos.", "process control estadistico factor.", "process control estadistica casos.", "procesos control estadistico datos.", "proceso control estadistico datos.", "procesal control estadistico datos."
"proces contre statistical methods." » "proces control statistical methods.", "proceso contra statistical methods.", "proces contreles statistical methods.", "voces contra statistical methods."

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