trio[5], troi[5], sito[5], stoi[5], sort[5], stor[5], tors[5], rosi[4],
toi[4], itr[4], tir[4], tri[4], ort[4], rot[4], tor[4], sit[4], sto[4], roi[3], osi[3], sio[3], soi[3], sir[3], ros[3],
ot[3], to[3], ts[3], or[2], ro[2], si[2], os[2],
