bomem[9], bimom[9], bimie[8], bomie[8], memei[7], memie[7], mimie[7], moimi[7],
bimo[7], biom[7], obie[6], omem[6], mimo[6], moim[6], imie[5], omie[5],
bim[6], bom[6], mob[6], bee[5], mem[5], mim[5], boi[5], obi[5], mee[4], moi[4],
be[4], bi[4], bo[4], em[3], me[3], im[3], mi[3], om[3], ee[2], ii[2], eo[2],