jeus[9], bure[6], sure[4], ures[4], user[4], surr[4],
jeu[8], jus[8], erb[5], brr[5], bus[5], ers[3], res[3], reu[3], ure[3], rus[3], sur[3], urs[3],
je[7], er[2], re[2], es[2], ur[2],
