bibo[8], boni[6], niob[6], bios[6], bosi[6], snob[6], boss[6], hoss[6], nosi[4], osin[4], sino[4], ossi[4],
bib[7], bob[7], bin[5], ibn[5], boi[5], obi[5], hoi[5], bon[5], bis[5], his[5], ino[3], oni[3], osi[3], sio[3], soi[3], nos[3], son[3], sos[3],
bi[4], hi[4], bo[4], ho[4], oh[4], in[2], ni[2], no[2], on[2], si[2], os[2],