$$5 x ^ { 2 } + 12 x y + 13 y ^ { 2 } , 2 x ^ { 3 } + 6 x y - 5 y$$
$10x^{5}+78xy^{3}-60xy^{2}-65y^{3}+26y^{2}x^{3}+24yx^{4}+30yx^{3}-25yx^{2}+72\left(xy\right)^{2}$
$$10x^{5}+72x^{2}y^{2}+78xy^{3}-60xy^{2}-65y^{3}+26y^{2}x^{3}+24yx^{4}+30yx^{3}-25yx^{2}$$
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$5x^{2}+12xy+13y^{2},2x^{3}+6xy-5y$
