kurre[8], kurse[8], surre[5],
kure[7], kurs[7], sure[4], ures[4], user[4], surr[4],
kur[6], ers[3], res[3], reu[3], ure[3], rus[3], sur[3], urs[3],
er[2], re[2], es[2], ur[2],
