rusi[6], wiru[6], wisu[6], siwi[4], wisi[4],
rui[5], siu[5], rus[5], sur[5], suw[5], iii[3], sir[3], wii[3], wir[3], siw[3], wis[3], wsi[3],
su[4], wu[4], ii[2], si[2], iw[2],
