remu[7], semu[7], surm[7], ruse[6], sure[6], erem[5], esem[5], eser[4],
emu[6], mru[6], mur[6], rum[6], mus[6], sum[6], esu[5], rus[5], sur[5], mee[4], mer[4], rem[4], mes[4], sem[4], ser[3],
mu[5], su[4], em[3], me[3], ee[2], er[2], re[2], es[2], se[2],