cmok[7], emce[6], emek[6], koce[6], moce[6], emko[6],
cek[5], kem[5], koc[5], com[5], moc[5], kom[5], mee[4], eko[4],
ce[3], em[3], me[3], co[3], ko[3], ok[3], om[3], ee[2], eo[2],
