cord[8], coir[8], disc[7], idos[5], iods[5], iris[4],
cis[6], sic[6], ido[4], iod[4], rod[4], roi[4], dos[4], ods[4], sod[4], dir[3], dis[3], sir[3],
do[3], od[3], os[3], so[3], si[2],
