mury[8], rumy[8], rymu[8], remu[7], mery[6], remy[6], erem[5],
emu[6], mru[6], mur[6], rum[6], rym[5], mee[4], mer[4], rem[4], ery[4],
mu[5], my[4], em[3], me[3], ee[2], er[2], re[2],