mammy[9], mamom[8], mayom[8], myoma[8], omamy[8], yamom[8],
mamy[7], myom[7], mamo[6], omam[6], mayo[6],
mmm[6], mym[6], mam[5], may[5], yam[5], omy[5], moa[4], oma[4],
my[4], ma[3], om[3],
