b-u bbb bbe bbf bbh bbi bbl bbm bbn bbu be- beb bee bef beh bei bel bem ben beu bfb bfe bff bfh bfi bfl bfm bfn bfu bhb bhe bhf bhh bhi bhl bhm bhu bi- bib bie bif bih bii bil bim bin biu blb ble blf blh bli bll blm bln blu bmb bme bmf bmh bmi bml bmm bmn bmu bnb bne bnf bni bnl bnn bnu bub bue buf buh bui bul bum bun buu ebb ebe ebf ebh ebi ebl ebm ebn ebu eeb eee eef eel eem een ef- efb efe eff efh efi efl efm ehb ehe ehf ehh ehi ehl ehm ehn ehu eib eie eif eii eil eim ein eiu elb ele elf elh eli ell elm eln elu em- emb eme emf emh emi eml emm emn emu en- enb ene enf enh eni enl enm enn enu eu- eub eue euf eui eul eun fbb fbe fbf fbh fbi fbl fbm fbn fbu feb fee fef feh fei fel fem fen feu ffe fff ffh ffi ffl ffm ffn ffu fhb fhe fhf fhh fhi fhl fhm fhn fib fie fif fih fii fil fim fin fiu flb fle flf fli fll flm fln flu fmb fme fmf fmh fmi fml fmm fmn fmu fnb fne fnf fnh fni fnl fnm fnn fnu fub fue fuf fui ful fum fun fuu h-i hbb hbe hbf hbh hbi hbl hbm hbn hbu he- heb hee hef heh hei hel hem hen heu hfb hfe hff hfh hfi hfl hfm hfn hfu hhb hhe hhf hhh hhi hhl hhm hhn hhu hib hie hif hih hii hil him hin hiu hlb hle hlf hlh hli hll hlm hln hlu hmb hme hmf hmh hmi hml hmm hmu hnb hne hnf hnh hnl hnn hnu hub hue huf huh hui hul hum hun huu i-f ibb ibe ibf ibh ibi ibl ibm ibn ibu ie- iee ief iei iel iem ien ifb ife iff ifi ifl ifm ifn ifu ihb ihe ihf ihh ihi ihl ihm ihn ihu iib iie iif iih iii iil iim iin iiu il- ilb ile ilf ilh ili ill ilm iln ilu im- imb ime imf imh imi iml imm imn imu in- inb ine inf inh ini inl inm inn inu iu- iub iue iui ium lbb lbe lbf lbh lbi lbl lbm lbu leb lee lef leh lei lel lem len leu lfb lfe lff lfh lfi lfl lfm lfn lfu lhb lhf lhh lhi lhu lib lie lif lih lii lil lim lin liu llb lle llf lli lll llm lln llu lmb lme lmf lmh lmi lml lmm lmn lmu lnb lne lnh lni lnl lnm lnn lnu lub lue luf luh lui lul lum lun luu m-f mbb mbe mbf mbh mbi mbl mbm mbu meb mee mef meh mei mel mem men meu mfb mfe mff mfh mfi mfl mfm mfn mfu mhf mhh mhi mhl mhm mhn mhu mi- mib mie mif mih mii mil mim min miu mlb mle mlf mlh mli mll mlm mln mlu mmb mme mmf mmh mmi mml mmm mmn mmu mnb mne mnf mni mnl mnm mnn mnu mub mue muf muh mui mul mum mun muu n-i nbb nbe nbf nbi nbl nbm nbn nbu ne- neb nee nef neh nei nel nem nen neu nfb nfe nff nfi nfl nfn nfu nhb nhe nhf nhh nhi nhl nhm nhn nhu nib nie nif nih nii nil nim nin niu nlb nle nlf nlh nli nll nlm nln nlu nmb nme nmh nmi nml nmm nmn nmu nnb nne nnf nnh nni nnl nnm nnn nnu nub nue nuh nui nul num nun nuu ubb ube ubf ubh ubi ubl ubn ubu ueb uee uef ueh uei uel uem uen ufe uff ufh ufi ufl ufm ufn ufu uhb uhe uhf uhh uhi uhl uhm uhu uib uie uif uii uil uim uin uiu ulb ule ulf uli ull ulm uln ulu um- umb ume umf umh umi uml umm umn umu un- unb une unf unh uni unl unm unn unu uue uum uun uuu