b-u bbb bbd bbe bbk bbn bbs bbu bdb bdd bde bdk bds bdu be- beb bed bee bek ben bes beu bkb bke bkk bkn bks bnb bnd bne bnk bnn bns bnu bsb bsd bse bsk bsn bss bsu bub bud bue buk bun bus buu dbb dbd dbe dbk dbn dbs dbu ddb ddd dde ddk ddn dds ddu de- deb ded dee dek den des deu dkb dke dkk dks dku dnb dnd dne dnk dnn dns dsb dsd dse dsk dsn dss dsu dub dud due duk dun dus ebb ebd ebe ebk ebn ebs ebu ed- edb edd ede edk edn eds edu eeb eed eee eek een ees ekb ekd eke eks eku en- enb end ene enk enn ens enu es- esb esd ese esk esn ess esu eu- eub eud eue eun eus kbb kbd kbe kbk kbn kbs kbu kdb kde kdk kds kdu ke- keb ked kee kek ken kes kkb kke kkk kkn kks kku kn- knd kne knk knn knu ksb ksd kse ksk ksn kss ksu kub kud kue kuk kun kus kuu nbb nbd nbe nbk nbn nbs nbu ndb ndd nde ndk ndn nds ndu ne- neb ned nee nek nen nes neu nke nkk nkn nks nku nnb nne nnk nnn nns nnu nsb nsd nse nsk nsn nss nsu nub nud nue nuk nun nus nuu sbb sbd sbe sbk sbn sbs sbu sdb sdd sde sdk sdn sds sdu se- seb sed see sek sen ses seu sk- skb skd ske skk sks sku snb snd sne snk snn sns snu ss- ssb ssd sse ssk ssn sss ssu sub sud sue suk sun sus suu ubb ube ubk ubn ubs ubu udb udd ude udk udn uds udu ueb ued uee uen ues ukb uke ukk ukn uku un- unb und une unk unn uns unu usb usd use usk usn uss usu uue uun uus uuu

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