Terms containing two by two

Subject	English	Spanish
math.	two by two	de dos en dos (e.g., The soldiers marched two by two = Los soldados marchaban de dos en dos)
stat.	two-by-two contingency table	tabla de contingencia 2 por 2
stat.	two-by-two frequency table	tabla de frecuencias dos por dos
stat.	two-by-two frequency table	table cuádruple
stat.	two-by-two frequency table	tabla de cuádruple entrada
math.	two-by-two frequency table	tabla dos por dos table
stat.	two-by-two table	tabla dos por dos