kpem[7], grek[7], merg[7], merc[6], krem[6], merk[6], crep[6], krep[6], perm[6],
keg[6], gem[6], cek[5], kem[5], cep[5], erg[5], cer[4], ker[4], rek[4], mer[4], rem[4], per[4], rep[4],
ce[3], em[3], me[3], pe[3], er[2], re[2],
