plon[6], loop[6], polo[6], pool[6], opon[5], pono[5], solo[5], snop[5], opos[5], ospo[5],
los[4], ols[4], sol[4], osp[4], ono[3], nos[3], son[3], oso[3],
op[3], po[3], no[2], on[2], os[2],
