rewie[5], rewii[5], rewir[5],
ewie[4], iwie[4], wiei[4], rwie[4],
rei[3], ewe[3], wie[3], wii[3], rew[3], wre[3], wir[3], wrr[3],
ee[2], ii[2], er[2], re[2], ew[2], we[2], iw[2],
