bibo[8], obij[8], biot[7], bito[7], bort[7], torb[7], brio[6], broi[6], robi[6], trio[5], troi[5],
bib[7], bij[7], bob[7], boj[7], job[7], bit[6], bot[6], jot[6], boi[5], obi[5], bor[5], rob[5], jor[5], toi[4], itr[4], tir[4], tri[4], ort[4], rot[4], tor[4], roi[3],
bi[4], bo[4], oj[4], ot[3], to[3], ii[2], or[2], ro[2],