Rows 19 and 27: K2, yo, k3tog, yo, k2, yo, *sl2-k1-p2sso, yo, k2, yo, sl1-k2tog-psso, yo, k3, yo, k3tog, yo, k2, yo, repeat from * to last 10 sts, sl2-k1-p2sso, yo, k2, yo, sl1-k2tog-psso, yo, k2.
Rows 21 and 29: (K1, p1) in next st, k1, sl2-k1-p2sso, yo, k1, ssk, yo, *k1, yo, k2tog, k1, yo, sl2-k1-p2sso, k1, (k1, yo, k1) in next st, k1, sl2-k1-p2sso, yo, k1, ssk, yo, repeat from * to last 9 sts, k1, yo, k2tog, k1, yo, sl2-k1-p2sso, k1, (k1, p1) in next st.
Rows 23 and 31: K2, [k2tog, yo, k1] twice, *k2, yo, ssk, k1, yo, ssk, k3, [k2tog, yo, k1] twice, repeat from * to last 9 sts, k2, yo, ssk, k1, yo, ssk, k2.