$${ a }^{ 2 } (b+c)+ { b }^{ 2 } (c+a)+ { c }^{ 2 } (a+b)+2abc$$
$\left(a+b\right)\left(a+c\right)\left(b+c\right)$
$ab^{2}+2abc+ac^{2}+ba^{2}+bc^{2}+ca^{2}+cb^{2}$
