b-u bbb bbe bbi bbl bbm bbu be- beb bee bei bel bem beu bi- bib bie bii bil bim biu blb ble bli bll blm blu bmb bme bmi bml bmm bmu bub bue bui bul bum buu ebb ebe ebi ebl ebm ebu eeb eee eel eem eib eie eii eil eim eiu elb ele eli ell elm elu em- emb eme emi eml emm emu eu- eub eue eui eul ibb ibe ibi ibl ibm ibu ie- iee iei iel iem iib iie iii iil iim iiu il- ilb ile ili ill ilm ilu im- imb ime imi iml imm imu iu- iub iue iui ium lbb lbe lbi lbl lbm lbu leb lee lei lel lem leu lib lie lii lil lim liu llb lle lli lll llm llu lmb lme lmi lml lmm lmu lub lue lui lul lum luu mbb mbe mbi mbl mbm mbu meb mee mei mel mem meu mi- mib mie mii mil mim miu mlb mle mli mll mlm mlu mmb mme mmi mml mmm mmu mub mue mui mul mum muu ubb ube ubi ubl ubu ueb uee uei uel uem uib uie uii uil uim uiu ulb ule uli ull ulm ulu um- umb ume umi uml umm umu uue uum uuu