pof[10], dop[7], epo[7], opi[7], fei[6], beo[6], bio[6], obi[6], dip[6], bei[5], deo[4], ode[4], ido[4], iod[4], oie[4], die[3], eid[3],
po[6], ob[5], pi[5], bi[4], do[3], od[3], ei[2],
