(x+y)(x−y)(x2+xy+y2)(x2−xy+y2)(x+y)(x-y)\left(x^{2}+x y+y^{2}\right)\left(x^{2}-x y+y^{2}\right)(x+y)(x−y)(x2+xy+y2)(x2−xy+y2)
(x3+y3)(x3−y3)\left(x^{3}+y^{3}\right)\left(x^{3}-y^{3}\right)(x3+y3)(x3−y3)
(x+y)(x−y)(x2+2xy)(x2−xy+y2)(x+y)(x-y)\left(x^{2}+2 x y\right)\left(x^{2}-x y+y^{2}\right) (x+y)(x−y)(x2+2xy)(x2−xy+y2)
(x2−y2)(x2+xy+y2)(x2−xy+y2)\left(x^{2}-y^{2}\right)\left(x^{2}+x y+y^{2}\right)\left(x^{2}-x y+y^{2}\right)(x2−y2)(x2+xy+y2)(x2−xy+y2)