bece[7], obce[7], beko[7], cmok[7], emce[6], emek[6], koce[6], moce[6], emko[6],
bek[6], cob[6], bok[6], bom[6], mob[6], bee[5], cek[5], kem[5], koc[5], com[5], moc[5], kom[5], mee[4], eko[4],
be[4], bo[4], ce[3], em[3], me[3], co[3], ko[3], ok[3], om[3], ee[2], eo[2],
