pump[9], pumi[8], pipu[8], umie[7], peem[6], empi[6], imie[5],
pum[7], pup[7], emu[6], piu[6], pip[5], mee[4], pie[4],
mu[5], em[3], me[3], im[3], mi[3], pe[3], pi[3], ee[2], ii[2],
