doin[5], doni[5], dior[5], dorn[5], nord[5], rond[5], inro[4], iron[4], nori[4], orni[4], roni[4],
dni[4], ind[4], doi[4], ido[4], dno[4], don[4], odr[4], ord[4], rod[4], ino[3], oni[3], inr[3], roi[3], nor[3],
id[3], do[3], od[3], in[2], ni[2], no[2], on[2], or[2], ro[2],
