irys[5], rysi[5], rosy[5], ryso[5], rosi[4], roso[4],
osy[4], rys[4], roi[3], oro[3], osi[3], sio[3], soi[3], oso[3], sir[3], ros[3],
ós[6], or[2], ro[2], si[2], os[2],
