bbbb bbbs bbdd bbeb bbet bblb bbls bcbc bcbs bccc bccl bccs bcde bcds bcec bces bcet bcsc bcsl bcss bctc bcts bcuc bdbc bddc bdes bdle bdls bdsd bebb bebe becs becu bede bedl beds bedu beeb beed beel bees beet beld bele bell bels belt belu bes- bese bess best betc bete bets bett betu blbt blcu bldc bleb bled blee bles blet bleu blls blss blst blts blub blud blue blus blut bsbd bscs bsdl bseb bsec bsed bsee bses bset bslc bssc bssd bsse bsts btcc btcl btcs btdt btec btss bttb btus bubb bube bubs bubu bucc buce bucs bucu budb budd bude budl buds budu buel bueu bulb buld bule bull buls bult bulu busc buse buss bust busu but- bute buts butt buus c-cd cbbc cbbs cbcc cbce cbcl cbcs cbct cbcu cbdb cbdc cbds cbec cbee cbet cblb cblc cbsc cbse cbtc cbtl cbus ccbc cccb cccc cccl cccs cccu ccdc ccds cced ccee ccel cclc ccls ccsd ccsl ccss ccst cctb cctc cctl cctt ccuc ccus ccut cd-e cdcs cddb cddl cdec cdes cdls cdss cebs cebu cec- cece cecs cect cedd cede cedt cedu ceeb ceec ceel cees cel- celc cele cell cels celt cesc cese cess cest cet- cete cets clcd cldc clec cled clee cles clet cleu clsc cltb cltc clts club clud clue clut cscb cscc cscd csce cscl cscs csdb csec csee cset csld cslu cssd csse cstc cstd csts csus ctbs ctec ctle ctls ctsc ctss ctsu ctts cub- cubb cube cubs cucc cuce cude cuds cued cues culb culc culd cule cull culs cult cusb cusd cuss cust cusu cut- cutc cute cuts cutt dbcc dbcs dbls dbss dbtt dbus dcbc dccb dccc dccl dccs dcct dccu dcdb dcds dcls dcsc dcss dctc dcts dddd ddes ddlc ddss ddts ddub debe debs debt debu dec- decc decd dece decl decs dect dedd dede dedu deeb deed deel dees deet deld dele dell dels delt des- desc dese dess dest desu dete dets deue deul deus deut dlbd dlcs dlst dsbc dscc dscs dsls dssc dsst dstc dsts dtcc dted dtle dtss dub- dubb dubc dube dubs dubu duce ducs duct dudd dude duds dudu duel dues duet dulc dule dull dult dulu duse dust dute duts duul duut e-cl ebbc ebbs ebcc ebed ebel ebes ebul ebus ecbc ecbe eccb eccc ecce eccl ecct ecdc ecdl eced eces eclt ecsc ecse ecss ecsu ect- ectc ects ecus eddc edde edds ede- edel edes edle edss edts educ eecs eede eedu eeee eees eele eels eese eetc eete eets eetu el-b elbe elbu elcb elce elde elds elec eled elee eles elet elle ells ellu else elst elsu elte elts elue elul elus esbs escb esce escs escu esdl esds esdu esee esel eses eset esse essl esst essu estc estd este ests esus etbc etcc etcs etds etec etee etel etes etsu ette ettu eubc eucd eude eule euse lbcc lbds lbsc lcbc lccc lcce lccs lcdd lcds lces lcls lcsc lcsd lctl lcts ldls le-u lebd lebu lece lect lede leds ledt leed leel lees leet lele lell lelu lese less lest lesu lete lets lett leuc leud llbs llcc llcs lldb lldc llds lles llet lleu lllc llll llud lsbu lscb lscs lsds lses lset lsts ltbl ltcc ltcs ltds ltee lttc ltuc lube lubs luce lucs ludd lude lued lues lule lull lulu luse luss lust lute luts sbbs sbcc sbcs sbct sbds sbsd sbse sbst sbtc sbus sccc scce sccl sccs scct scdc scds scec scee scel scet scl- sclc scls scsc scsd scsl scst scsu sctc sctd sctl scts scub scud scul scut sdcc sddc sdds sdes sdet sdlc sdls sdlt sdsc sdsl sdss sdsu se-c se-d se-e se-s se-t se-u sebe sebs sebt sec- secc secd sece secs sect secu sede seds seeb seec seed seel sees seet seeu selb seld sele sell sels selt selu sesc sese sess sest set- setc sete setl sets sett seul slcc slcd slcu slds sleb sled slee sles slet slsc slst slsu slts slub sluc slud slue slut sscc ssce sscs ssdc ssdd ssec ssee sses sset sslc ssle sslt sssb sssc ssss sstb sstc sstd sstl ssts stbc stbd stbs stcc stcs stcu stds stec sted stee stel stes stet stlc stld stle stlt stss sttc sttd stub stuc stud stue stul stus stut sub- subb subd subl subs suc- succ sucs sudd sude suds sued suee suel sues suet sueu sul- sulc suld sule sull sult sulu sus- susd suse suss sust susu sute sutu suus tbbs tbcb tbcc tbcd tbce tbst tcbs tccc tccu tcdd tctc tcts tcul tddb tdes tdls tdse tdss tebu tecl tecs tect tedd tede teds teec teed teel tees teet tel- telc teld tele tell tels telt telu tesc tesd tese tesl tess test tete tets tett tetu teut tsbc tsbd tscc tsdb tsec tses tset tsse tsst tstc tsts ttbb ttss tttt ttul tubb tube tubs tubu tucc tude tudu tuel tues tuet tule tull tulu tusc tusd tuss tust tute tutl tuts tutt tutu ubbe ubet uble ubls ubud ucbc ucdc ucdd ucel uces ucsb ucsc ucsd ucst ucsu ucut udbc udds udel udet udsd udsl udts uele uell uess ulbc ulcc ulde uleb ulee ules ulle ults ultt ulul ulus usbc usbe usbl usbs uscc usce uscs usdc usde usdl usds usdt used usee usel uses uset usle uslu ussb ussc usse usss usst ussu ustb ustc uste usts usul usus utec utel utes utsc utsl uttu uulu uuuu