spiso[6],
opij[7], spij[7], ssij[6], opis[5], spoi[5], spis[5], poss[5], ossi[4],
pij[6], poi[4], psi[4], osp[4], pss[4], osi[3], sio[3], soi[3], sos[3],
oj[4], pi[3], op[3], po[3], ii[2], si[2], os[2],
