b-u bbb bbc bbd bbe bbh bbn bbs bbu bcb bcc bcd bce bch bcn bcs bcu bdb bdc bdd bde bdh bds bdu be- beb bec bed bee beh ben bes beu bhb bhc bhd bhe bhh bhs bhu bnb bnc bnd bne bnn bns bnu bsb bsc bsd bse bsh bsn bss bsu bub buc bud bue buh bun bus buu c-- cbb cbc cbd cbe cbh cbn cbs cbu ccb ccc ccd cce cch ccn ccs ccu cdb cdc cdd cde cdh cdn cds cdu ce- ceb cec ced cee ceh cen ces ceu ch- chb chc chd che chh chn chs chu cn- cnb cnc cnd cne cnh cnn cns cnu csb csc csd cse csh csn css csu cub cuc cud cue cuh cun cus cuu dbb dbc dbd dbe dbh dbn dbs dbu dcb dcc dcd dce dcn dcs dcu ddb ddc ddd dde ddh ddn dds ddu de- deb dec ded dee deh den des deu dh- dhb dhc dhd dhe dhh dhs dhu dnb dnc dnd dne dnh dnn dns dsb dsc dsd dse dsh dsn dss dsu dub duc dud due duh dun dus ebb ebc ebd ebe ebh ebn ebs ebu ec- ecb ecc ecd ece ech ecn ecs ecu ed- edb edc edd ede edh edn eds edu eeb eec eed eee een ees ehb ehc ehd ehe ehh ehn ehs ehu en- enb enc end ene enh enn ens enu es- esb esc esd ese esh esn ess esu eu- eub euc eud eue eun eus hbb hbc hbd hbe hbh hbn hbs hbu hcb hcc hcd hce hch hcn hcs hdb hdc hdd hde hdh hdn hds hdu he- heb hec hed hee heh hen hes heu hhb hhc hhd hhe hhh hhn hhs hhu hnb hnc hnd hne hnh hnn hns hnu hsb hsc hsd hse hsh hsn hss hsu hub huc hud hue huh hun hus huu nbb nbc nbd nbe nbn nbs nbu ncb ncc ncd nce nch ncn ncs ncu ndb ndc ndd nde ndh ndn nds ndu ne- neb nec ned nee neh nen nes neu nhb nhc nhd nhe nhh nhn nhs nhu nnb nnc nne nnh nnn nns nnu nsb nsc nsd nse nsh nsn nss nsu nub nuc nud nue nuh nun nus nuu sbb sbc sbd sbe sbh sbn sbs sbu scb scc scd sce sch scn scs scu sdb sdc sdd sde sdh sdn sds sdu se- seb sec sed see seh sen ses seu sh- shb shc shd she shh shn shs shu snb snc snd sne snn sns snu ss- ssb ssc ssd sse ssh ssn sss ssu sub suc sud sue suh sun sus suu ubb ubc ube ubh ubn ubs ubu ucb ucc ucd uce uch ucn ucs ucu udb udc udd ude udn uds udu ueb uec ued uee ueh uen ues uhb uhc uhd uhe uhh uhs uhu un- unb unc und une unh unn uns unu usb usc usd use ush usn uss usu uuc uue uun uus uuu

-ene bbbb bbbs bbch bbdd bbeb bbhs bcbc bcbs bccc bccs bcde bcds bcec bces bchd bche bchs bcnu bcsc bcsn bcss bcuc bdbc bddc bddh bdes bdhs bdsd bebb bebe bech becs becu bede beds bedu beeb beed been bees behn behs bend bene benn bens benu bes- bese besh bess bhcc bhhs bhuu bnhs bnss bsbd bscs bseb bsec bsed bsee bses bshs bsnd bsns bssc bssd bsse bubb bube bubs bubu bucc buce buch bucs bucu budb budd bude buds budu buen bueu buhe buhs bunb bund bune bunn buns bunu busc buse bush buss busu buus c-cd cbbc cbbs cbcc cbce cbcn cbcs cbcu cbdb cbdc cbdn cbds cbec cbee cbhs cbnd cbsc cbse cbsn cbus ccbc ccbn cccb cccc cccs cccu ccdc ccdh ccdn ccds cced ccee cche cchs ccnb ccnc ccne ccns ccnu ccsd ccsn ccss ccuc ccus cd-e cdcs cddb cdec cdes cdhs cdnb cdnc cdss cebs cebu cec- cece cecs cedd cede cedu ceeb ceec cees cehs cen- cend cene cens cesc cese cess chce chch chcs cheb chec ched chee cheh chen ches cheu chhs chnb chnc chns chsc chse chsh chub chud chun chus cnbc cndd cnes cnhs cnss cscb cscc cscd csce csch cscs csdb csdn csec csee cseh cshs csne cssd csse csus cub- cubb cube cubs cucc cuce cucn cude cuds cued cues cund cune cusb cusd cush cuss cusu dbcc dbcs dbhs dbss dbus dcbc dccb dccc dccs dccu dcdb dcds dche dchs dcns dcsc dcss dddd ddes ddss ddub debe debs debu dec- decc decd dece decs dedd dede dedu deeb deed deen dees dehn dehu dene denn dens denu des- desc dese desh dess desu deue deus dhec dhed dhee dhun dnce dncs dnhs dnsc dnus dsbc dscc dsch dscn dscs dshs dssc dssn dub- dubb dubc dube dubh dubs dubu duce duch ducs dudd dude duds dudu dues duhe duhs duhu dunc dune dunn duns duse dush ebbc ebbs ebcc ebed eben ebes ebhs ebus ecbc ecbe eccb eccc ecce ecdc eced eces eche echs ecne ecsc ecse ecss ecsu ecus eddc edde edds ede- edeh eden edes edhs edns edss educ edun eecs eede eedu eeee eees eehs eend eens eese ehcc ehdd eheh ehen eheu ehhs ehud enb- enbn ence ench encs end- ende endh ends endu ened enee enes enhs ennc enne enns ennu ense ensu enue enus esbs escb esce esch escs escu esds esdu esee esen eses eshs eshu esne esse essh essu esus eubc eucd euch eude euse hbbs hbcd hbds hbes hbhs hbss hcbc hcbs hccb hccc hcch hccs hchs hcsc hcss hdhs hdss hebb hebe hech hecs hedd hede heds heeb heed hees hehe hehn hehs hend hene henh henn hens henu hesc hesh hess heue heun heus hhds hhhh hhhs hhus hnce hncs hndd hnhs hsbc hscc hscn hsed hses hshs hsse hubb hube hubs huch hucs hucu hudd hude huds hudu hued hues huhn