pierw[6], wiwer[5],
peri[5], werp[5], rwie[4], wiew[4], werw[4],
pip[5], pie[4], per[4], rep[4], piw[4], rei[3], wie[3], rew[3], wre[3], wir[3],
pe[3], pi[3], er[2], re[2], ew[2], we[2], iw[2],
