obij[8], bimo[7], biom[7],
bij[7], boj[7], job[7], bim[6], cob[6], bom[6], mob[6], boi[5], obi[5], com[5], moc[5], moi[4],
bi[4], bo[4], oj[4], ci[3], im[3], mi[3], co[3], om[3],
