b-u bbb bbc bbd bbe bbm bbn bbs bbu bcb bcc bcd bce bcm bcn bcs bcu bdb bdc bdd bde bdm bds bdu be- beb bec bed bee bem ben bes beu bmb bmc bmd bme bmm bmn bms bmu bnb bnc bnd bne bnn bns bnu bsb bsc bsd bse bsm bsn bss bsu bub buc bud bue bum bun bus buu c-- cbb cbc cbd cbe cbm cbn cbs cbu ccb ccc ccd cce ccm ccn ccs ccu cdb cdc cdd cde cdm cdn cds cdu ce- ceb cec ced cee cem cen ces ceu cmb cmc cmd cme cmm cmn cms cmu cn- cnb cnc cnd cne cnm cnn cns cnu csb csc csd cse csm csn css csu cub cuc cud cue cum cun cus cuu dbb dbc dbd dbe dbm dbn dbs dbu dcb dcc dcd dce dcm dcn dcs dcu ddb ddc ddd dde ddm ddn dds ddu de- deb dec ded dee dem den des deu dmb dmc dmd dme dmm dmn dms dmu dnb dnc dnd dne dnm dnn dns dsb dsc dsd dse dsm dsn dss dsu dub duc dud due dum dun dus ebb ebc ebd ebe ebm ebn ebs ebu ec- ecb ecc ecd ece ecm ecn ecs ecu ed- edb edc edd ede edm edn eds edu eeb eec eed eee eem een ees em- emb emc emd eme emm emn ems emu en- enb enc end ene enm enn ens enu es- esb esc esd ese esm esn ess esu eu- eub euc eud eue eun eus mbb mbc mbd mbe mbm mbs mbu mc- mcb mcc mcd mce mcm mcn mcs mcu mdb mdc mdd mde mdm mdn mds mdu meb mec med mee mem men mes meu mmb mmc mmd mme mmm mmn mms mmu mnb mnc mne mnm mnn mns mnu msb msc msd mse msm msn mss msu mub muc mud mue mum mun mus muu nbb nbc nbd nbe nbm nbn nbs nbu ncb ncc ncd nce ncm ncn ncs ncu ndb ndc ndd nde ndm ndn nds ndu ne- neb nec ned nee nem nen nes neu nmb nmc nmd nme nmm nmn nms nmu nnb nnc nne nnm nnn nns nnu nsb nsc nsd nse nsm nsn nss nsu nub nuc nud nue num nun nus nuu sbb sbc sbd sbe sbm sbn sbs sbu scb scc scd sce scm scn scs scu sdb sdc sdd sde sdm sdn sds sdu se- seb sec sed see sem sen ses seu smb smc smd sme smm smn sms smu snb snc snd sne snm snn sns snu ss- ssb ssc ssd sse ssm ssn sss ssu sub suc sud sue sum sun sus suu ubb ubc ube ubn ubs ubu ucb ucc ucd uce ucm ucn ucs ucu udb udc udd ude udm udn uds udu ueb uec ued uee uem uen ues um- umb umc umd ume umm umn ums umu un- unb unc und une unm unn uns unu usb usc usd use usm usn uss usu uuc uue uum uun uus uuu

-ene bbbb bbbs bbcm bbdd bbeb bcbc bcbs bccc bccm bccs bcde bcds bcec bces bcms bcnu bcsc bcsm bcsn bcss bcuc bdbc bddc bdes bdsd bdsm bebb bebe becs becu bede beds bedu beeb beed beem been bees beme bemu bend bene benn bens benu bes- bese besm bess bmce bmdb bmus bnss bsbd bscs bseb bsec bsed bsee bses bsms bsnd bsns bssc bssd bsse bssm bubb bube bubs bubu bucc buce bucs bucu budb budd bude buds budu buem buen bueu bum- bumb bums bunb bund bune bunn buns bunu busc buse buss busu buus c-cd cbbc cbbs cbcc cbce cbcm cbcn cbcs cbcu cbdb cbdc cbdn cbds cbec cbee cbme cbms cbnd cbsc cbse cbsm cbsn cbus ccbc ccbn cccb cccc cccm cccs cccu ccdc ccdm ccdn ccds cced ccee ccmb ccmc ccmd ccmm ccms ccnb ccnc ccne ccnm ccns ccnu ccsd ccsn ccss ccuc ccus cd-e cdcs cddb cdec cdes cdms cdnb cdnc cdss cebs cebu cec- cece cecm cecs cedd cede cedu ceeb ceec ceem cees cemb ceme cemm cems cemu cen- cend cene cens cesc cese cess cmbc cmbs cmcc cmcs cmdb cmec cmes cmmb cmmc cmmn cmms cmsc cmse cmsn cmus cnbc cnbm cndd cnes cnss csbm cscb cscc cscd csce cscs csdb csdn csec csee csem csmc csmu csne cssd csse cssm csum csus cub- cubb cube cubs cucc cuce cucm cucn cude cuds cued cues cum- cume cums cund cune cusb cusd cuss cusu dbcc dbcs dbms dbss dbus dcbc dccb dccc dccs dccu dcdb dcds dcms dcmu dcns dcsc dcss dddd ddes ddss ddub debe debs debu dec- decc decd dece decs dedd dede dedu deeb deed deem deen dees dem- demb demd deme demn dems demu dene denn dens denu des- desc dese dess desu deue deum deus dmcc dmcm dmcs dmdc dmds dmss dmus dnce dncs dnsc dnus dsbc dscc dscn dscs dsdm dsmb dsmc dsms dssc dssn dub- dubb dubc dube dubs dubu duce ducs dudd dude duds dudu dues dumb dume dumm dums dunc dune dunn duns duse ebbc ebbs ebcc ebed eben ebes ebus ecbc ecbe eccb eccc ecce eccm ecdc eced ecem eces ecne ecsc ecse ecss ecsu ecus eddc edde eddm edds ede- edem eden edes edme edms edns edss educ edun eecs eede eedu eeee eees eems eend eens eese embd embe embs emcc emcn emcs emds emen emes emeu emme emms emmu emne emse emus enb- enbn ence encs end- ende ends endu ened enee enem enes ennc enne enns ennu ense ensu enue enum enus esbs escb esce escm escs escu esds esdu esee esem esen eses esme esne esse essu esus eubc eucd eude eudm eumc eums euse mbbs mbcs mbdb mbed mbes mbms mbus mcbc mccc mccd mcdc mcdd mcde mced mces mcmc mcsd mcse mcss mdcc mddm mdds mden mdmc mdme mdsd mdse mdud mebe mec- mecc mecd mece mecs medb