bibo[8], bigo[8], bogi[8], biot[7], bito[7], togi[7], ciot[6], cito[6], tico[6],
bib[7], big[7], gib[7], bob[7], cob[6], bit[6], git[6], bot[6], tog[6], boi[5], obi[5], goi[5], ogi[5], toi[4],
bi[4], bo[4], go[4], ci[3], co[3], ot[3], to[3],
