bies[6], pies[5], psie[5], siep[5], spie[5], esie[4],
bee[5], pip[5], bis[5], pie[4], sep[4], psi[4], eis[3], sie[3],
be[4], bi[4], pe[3], pi[3], ee[2], es[2], se[2], si[2],
