erhu[8], keru[7], reku[7], weku[7], kurw[7], hewr[6], eruw[6], krew[5], werk[5],
huk[8], kur[6], her[5], ker[4], rek[4], wek[4], rew[3], wre[3],
hu[6], ku[5], eh[4], he[4], wu[4], er[2], re[2], ew[2], we[2],
