opar[5], paro[5], pora[5], rapo[5], ropa[5], praw[5], wora[4],
par[4], rap[4], por[4], pro[4], rop[4], paw[4], aro[3], ora[3], owa[3], rwa[3], war[3], rwo[3],
pa[3], op[3], po[3], ar[2], or[2], ro[2],
