syfi[9], fosy[9], sofy[9], disy[6], sody[6], idis[5], diso[5],
syf[8], fis[7], fos[7], sof[7], idy[5], ody[5], doi[4], ido[4], dis[4], osy[4], osi[3], sio[3], soi[3],
fi[6], id[3], do[3], od[3], ii[2], si[2], os[2],
