coir[8], obis[7], bors[7], boss[7], bris[6], biss[6], ossi[5], ross[5], riss[4], sirs[4],
bio[6], obi[6], bor[6], cis[6], sic[6], bis[5], roi[4], sir[3], iss[3],
ob[5], bi[4], os[3], so[3], si[2],
