b-u bbb bbe bbf bbk bbn bbs bbt bbu be- beb bee bef bek ben bes bet beu bfb bfe bff bfn bfs bft bfu bkb bke bkf bkk bkn bks bkt bnb bne bnf bnk bnn bns bnt bnu bsb bse bsf bsk bsn bss bst bsu btb bte btf btk btn bts btt btu bub bue buf buk bun bus but buu ebb ebe ebf ebk ebn ebs ebt ebu eeb eee eef eek een ees eet ef- efb efe eff efs eft ekb eke ekf eks ekt eku en- enb ene enf enk enn ens ent enu es- esb ese esf esk esn ess est esu etb ete etf etk etn ets ett etu eu- eub eue euf eun eus eut fbb fbe fbf fbk fbn fbs fbt fbu feb fee fef fek fen fes fet feu ffe fff ffk ffn ffs fft ffu fkb fkf fkk fkt fnb fne fnf fnk fnn fns fnt fnu fsb fse fsf fsk fsn fss fst fsu ftb fte ftf ftk ftn fts ftt ftu fub fue fuf fuk fun fus fut fuu k-t kbb kbe kbf kbk kbn kbs kbu ke- keb kee kef kek ken kes ket kff kfs kfu kkb kke kkk kkn kks kkt kku kn- kne knf knk knn knt knu ksb kse ksf ksk ksn kss kst ksu ktb kte ktf ktk ktn kts ktt ktu kub kue kuk kun kus kut kuu nbb nbe nbf nbk nbn nbs nbt nbu ne- neb nee nef nek nen nes net neu nfb nfe nff nfk nfn nfs nft nfu nke nkf nkk nkn nks nkt nku nnb nne nnf nnk nnn nns nnt nnu nsb nse nsf nsk nsn nss nst nsu ntb nte ntf ntk ntn nts ntt ntu nub nue nuk nun nus nut nuu sbb sbe sbf sbk sbn sbs sbt sbu se- seb see sef sek sen ses set seu sfb sfe sff sfk sfn sfs sft sfu sk- skb ske skf skk sks skt sku snb sne snf snk snn sns snt snu ss- ssb sse ssf ssk ssn sss sst ssu stb ste stf stk stn sts stt stu sub sue suf suk sun sus sut suu tbb tbe tbf tbk tbn tbs tbt tbu te- teb tee tef tek ten tes tet teu tfb tfe tff tfk tfn tfs tft tfu tkb tke tkk tks tkt tnb tne tnf tnk tnn tns tnt tsb tse tsf tsk tsn tss tst tsu ttb tte ttf ttk ttn tts ttt ttu tub tue tuf tuk tun tus tut tuu ubb ube ubf ubk ubn ubs ubt ubu ueb uee uef uen ues uet ufe uff ufn ufs uft ufu ukb uke ukf ukk ukn uku un- unb une unf unk unn uns unt unu usb use usf usk usn uss ust usu utb ute utf utk utn uts utt utu uue uun uus uut uuu

-ene bbbb bbbs bbeb bbet bbfn bebb bebe beeb beef beek been bees beet befe beff beft beke beks bene benk benn bens bent benu bes- bese besk bess best bete bets bett betu beuk bffs bfts bftt bnet bnss bseb bsee bses bset bsff bsfs bskt bsns bsse bsts btek bten btss bttb btus bubb bube bubs bubu buen bueu bufe buff buke bukk buku bunb bune bunk bunn buns bunt bunu buse busk buss bust busu but- bute buts butt buus ebbs eben ebes ebus eeee eees eefe eefn eeke eeks eens eent eese eesk eete eets eetu efen efes efet effs efke eft- efts eftu ekeb ekek eken ekes eket ekne enb- enbn enee enes enfb enke enne enns ennu ense enst ensu ent- ente ents enue enuf enus enut esbs esee esek esen eses eset esfs eske esks esku esne esse esst essu este ests esuf esus etee eten etes etfb etfe etne etns etsu ette ettn ettu etun euse f--k fbus febs feeb feek feen fees feet fefe feff feke fene fenk fenn fens fent fese fess fest fete fets fett fetu feus ffee ffff ffss fftf ffun fnet fntb fnuf fssf ften ftse ftub fubb fubs fubu fuet fuff fufu fuke fukk fuku fune funf funk funs funt fuse fusk fuss fust fusu fute futs futu kbbb kbbe kbbf kbbk kbbs kbbt kbbu kbeb kbee kbef kbek kben kbes kbet kbfb kbff kbfk kbfs kbft kbkb kbkf kbkk kbnn kbnu kbsb kbsk kbsn kbss kbst kbsu kbtb kbte kbtf kbtk kbtn kbts kbtt kbub kbue kbuf kbuk kbun kbus kbut kbuu kebb kebe kebn kebt kebu keef keek keen kees keet kefb keff kefs keft kekb keke keks keku ken- kene kenk kenn kens kent kenu kesb kesk kesn kess kest ket- kete ketf ketk kets kett ketu keun keus kfbk kfbn kfbt kfeb kffb kfff kffk kffn kfkb kfnf kfnk kfnn kfns kfse kfsk kfst kfte kftk kftt kftu kfun kfut kkbb kkbe kkbn kkbs kkbt kken kkfn kkfs kkft kkkk kknb kkne kknn kkns kknt kknu kkse kksf kksn kkss kkst kksu kktk kkts kktu kkus kkut kkuu knbb knbe knbn knbt knbu kneb knee knef knek knen knes knet kneu knft knkk knkt knnb knnk knns knsb knse knsk knsn knss knst knsu knte kntk kntn knts kntu knub knue knuk knus knut ksbn ksbs ksee ksek ksen kset ksfb ksfe ksfn ksft kskb kske kskf kskk kskn ksks ksku ksnb ksnf ksnk ksnn ksns ksnt ksse kssn ksss ksst kssu kstb kste kstk kstn ksts kstt kstu ksub ksue ksun ksut ksuu ktbb ktbn ktbt ktbu ktee ktek kten ktfb ktfn ktfs ktkb ktke ktkk ktkn ktks ktkt ktku ktne ktnf ktnk ktnn ktns ktnt ktsf ktsn ktst ktsu kttf kttk kttn ktts kttt kttu ktub ktuf ktun kubb kube kubs kubu kuek kuen kues kueu kuff kufn kuke kukk kukn kuks kuku kune kunk kuns kunt kunu kusb kusf kusn kust kusu kute kutf kuts kutt kutu kuub kuuk kuuu nbuf nebb nebe nebn nebs nebu neeb neef neen nees neet nefe neff nefs