bigi[8], bigo[8], bogi[8], biot[7], bito[7], togi[7],
big[7], gib[7], bit[6], git[6], bot[6], tog[6], boi[5], obi[5], goi[5], ogi[5], toi[4],
bi[4], bo[4], go[4], ot[3], to[3], ii[2],