pery[6], repy[6], sepy[6], ryps[6], pers[5], sery[5],
pyr[5], ryp[5], psy[5], spy[5], syp[5], per[4], rep[4], prr[4], sep[4], ery[4], esy[4], rys[4], ser[3],
pe[3], er[2], re[2], es[2], se[2],
