opij[7], spij[7], pipo[6], popi[6], opis[5], spoi[5],
pij[6], pip[5], pop[5], poi[4], psi[4], osp[4], osi[3], sio[3], soi[3],
oj[4], pi[3], op[3], po[3], si[2], os[2],
