oreo[4], eros[4], roso[4], ower[4], rewo[4], sowo[4], serw[4], wers[4],
ero[3], oro[3], oso[3], ser[3], ros[3], ewo[3], owe[3], owo[3], rew[3], wre[3], rwo[3], swe[3],
eo[2], er[2], re[2], or[2], ro[2], es[2], se[2], os[2], ew[2], we[2],
