repem[7], empor[7], perom[7], porem[7], repom[7], opeer[6], remor[6], reper[6], peror[6],
peem[6], opem[6], perm[6], prom[6], erem[5], erom[5], orem[5], oper[5], pero[5], oere[4],
mop[5], mee[4], mer[4], rem[4], mor[4], per[4], rep[4], por[4], pro[4], rop[4], prr[4], ero[3],
em[3], me[3], om[3], pe[3], op[3], po[3], ee[2], eo[2], er[2], re[2], or[2], ro[2],
