peerele[9],
perlem[9], peerel[8],
lepem[8], merle[7], perle[7], repem[7],
mele[6], pele[6], peem[6], lepr[6], perl[6], perm[6], erem[5],
mel[5], lep[5], pel[5], ple[5], lee[4], mee[4], mer[4], rem[4], per[4], rep[4],
el[3], em[3], me[3], pe[3], ee[2], er[2], re[2],
