obig[8], obis[7], boss[7], gois[6], biss[6], goss[6], sogs[6], giss[5], ossi[5],
bog[7], gib[6], bio[6], obi[6], goi[5], bis[5], sog[5], gis[4], iss[3],
ob[5], bi[4], go[4], os[3], so[3], si[2],
