b-u bbb bbe bbi bbk bbm bbn bbu be- beb bee bei bek bem ben beu bi- bib bie bii bik bim bin biu bkb bke bkk bkm bkn bmb bme bmi bmk bmm bmn bmu bnb bne bni bnk bnn bnu bub bue bui buk bum bun buu ebb ebe ebi ebk ebm ebn ebu eeb eee eek eem een eib eie eii eik eim ein eiu ekb eke eki eku em- emb eme emi emk emm emn emu en- enb ene eni enk enm enn enu eu- eub eue eui eun ibb ibe ibi ibk ibm ibn ibu ie- iee iei iek iem ien iib iie iii iim iin iiu ikb ike iki ikk iku im- imb ime imi imm imn imu in- inb ine ini ink inm inn inu iu- iub iue iui ium kbb kbe kbi kbk kbm kbn kbu ke- keb kee kei kek kem ken kib kie kii kik kim kin kiu kkb kke kki kkk kkm kkn kku kmb kme kmi kmk kmm kmu kn- kne kni knk knm knn knu kub kue kui kuk kum kun kuu mbb mbe mbi mbk mbm mbu meb mee mei mek mem men meu mi- mib mie mii mik mim min miu mkb mke mkk mkm mkn mku mmb mme mmi mmk mmm mmn mmu mnb mne mni mnk mnm mnn mnu mub mue mui muk mum mun muu n-i nbb nbe nbi nbk nbm nbn nbu ne- neb nee nei nek nem nen neu nib nie nii nik nim nin niu nke nki nkk nkm nkn nku nmb nme nmi nmk nmm nmn nmu nnb nne nni nnk nnm nnn nnu nub nue nui nuk num nun nuu ubb ube ubi ubk ubn ubu ueb uee uei uem uen uib uie uii uim uin uiu ukb uke uki ukk ukn uku um- umb ume umi umm umn umu un- unb une uni unk unm unn unu uue uum uun uuu