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bbbb bbbs bbeb bbet bcbc bcbg bcbs bccc bccs bcec bces bcet bcgs bcsc bcss bctc bcts bcuc bebb bebe beck becs becu beeb beeg beek bees beet begg begs begu beke beks bes- bese besk bess best betc bete bets bett betu beuk bggs bgst bscs bseb bsec bsee bseg bses bset bsgs bskt bssc bsse bsts btcc btcs btec btek btss bttb btus bubb bube bubs bubu bucc buce buck bucs bucu bueu buge bugg bugs buke bukk buku busc buse busk buss bust busu but- bute buts butt buus cbbc cbbs cbcc cbce cbcs cbct cbcu cbec cbee cbet cbgb cbkg cbsc cbse cbtc cbus ccbc cccb cccc cccs cccu ccee ccgc ccgs ccgt ccsg ccss ccst cctb cctc cctt ccuc ccus ccut cebs cebu cec- cece cecs cect ceeb ceec cees cege ceke cesc cese cesg cess cest cet- cete cets cgcc cgcg cges cggs cgsb cgss cgst cgtu ckbc ckbe ckck ckcs cksb ckst cktb ckts cscb cscc csce cscs csec csee cset csks csse cstc cstg csts csus ctbs ctec ctge ctgu ctsc ctss ctsu ctts cub- cubb cube cubs cucc cuce cuck cuek cues cuk- cuke cusb cusg cusk cuss cust cusu cut- cutc cute cuts cutt ebbc ebbs ebcc ebes ebus ecbc ecbe eccb eccc ecce ecct eces ecgs ecks ecsc ecse ecss ecsu ect- ectc ects ecus eecs eeee eees eegs eeke eeks eese eesk eetc eete eets eetu egbe egbu egcc egcg egec egee eggb egge eggs egks egsc egss egte egtk egts ekeb ekek ekes eket ekgs esbs escb esce escs escu esee esek eses eset eske esks esku esse essg esst essu estc este ests esus etbc etcc etcs etec etee etes etsu ette ettu eubc euge euse gbbs gc-c gcbc gccc gccs gcet gcse gcss gcst gcsu gctc gcts gebe gece geck geek gees geet gege gegg gesg gesk gess gest gesu getb gete getg getk gets gett geue ggbt gggg ggss gskb gsse gtcs gubb gubs gubu guck gues gugb guge gugg gugu gusb guse guss gust gute guts gutt gutu guus kbbb kbbc kbbe kbbg kbbk kbbs kbbt kbbu kbcb kbce kbck kbcs kbct kbcu kbeb kbec kbee kbek kbes kbet kbgb kbge kbgg kbgt kbkb kbkg kbkk kbsb kbsg kbsk kbss kbst kbsu kbtb kbtc kbte kbtk kbts kbtt kbub kbuc kbue kbuk kbus kbut kbuu kcbc kcbk kcbs kcbu kccb kccc kcck kcct kccu kceb kcec kcee kceg kcet kceu kcgc kcgs kckc kckk kcsb kcsc kcse kcsg kcss kcst kcsu kctb kctc kcte kctu kcub kcue kcuk kebb kebc kebe kebt kebu kecg keck keek kees keet kege kegg kegk kegs kekb kekc keke keks keku kesb kesc kesk kess kest ket- ketc kete ketk kets kett ketu keug keus kgbb kgbc kgbt kgcb kgcc kgce kgeb kgec kget kggg kgks kgst kgtk kgts kgus kkbb kkbe kkbg kkbs kkbt kkcb kkck kkcs kkct kkeg kkgb kkkk kkse kkss kkst kksu kktc kktk kkts kktu kkus kkut kkuu ksbc ksbs kscb ksce ksck kscs kscu ksec ksee kseg ksek kset ksgc