b-u bbb bbc bbe bbk bbs bbt bbu bcb bcc bce bck bcs bct bcu bcz be- beb bec bee bek bes bet beu bez bkb bkc bke bkk bks bkt bsb bsc bse bsk bss bst bsu btb btc bte btk bts btt btu btz bub buc bue buk bus but buu buz bze bzs bzu bzz c-- cbb cbc cbe cbk cbs cbt cbu cbz ccb ccc cce cck ccs cct ccu ccz ce- ceb cec cee cek ces cet ceu cez ckb ckc cks ckt csb csc cse csk css cst csu csz ctb ctc cte ctk cts ctt ctu ctz cub cuc cue cuk cus cut cuu cuz cz- czc cze czk czt ebb ebc ebe ebk ebs ebt ebu ec- ecb ecc ece eck ecs ect ecu eeb eec eee eek ees eet ekb ekc eke eks ekt eku es- esb esc ese esk ess est esu etb etc ete etk ets ett etu etz eu- eub euc eue eus eut eze ezs ezz k-t k-z kbb kbc kbe kbk kbs kbu kbz kcb kcc kce kck kcs kct kcu ke- keb kec kee kek kes ket kez kkb kkc kke kkk kks kkt kku ksb ksc kse ksk kss kst ksu ktb ktc kte ktk kts ktt ktu kub kuc kue kuk kus kut kuu sbb sbc sbe sbk sbs sbt sbu scb scc sce sck scs sct scu se- seb sec see sek ses set seu sez sk- skb skc ske skk sks skt sku ss- ssb ssc sse ssk sss sst ssu ssz stb stc ste stk sts stt stu stz sub suc sue suk sus sut suu suz sze szu tbb tbc tbe tbk tbs tbt tbu tbz tcb tcc tce tck tcs tct tcu te- teb tec tee tek tes tet teu tez tkb tkc tke tkk tks tkt tkz tsb tsc tse tsk tss tst tsu ttb ttc tte ttk tts ttt ttu tub tuc tue tuk tus tut tuu tuz tze tzs tzu ubb ubc ube ubk ubs ubt ubu ucb ucc uce uck ucs uct ucu ueb uec uee ues uet ukb ukc uke ukk uku ukz usb usc use usk uss ust usu usz utb utc ute utk uts utt utu utz uuc uue uus uut uuu uzb uzu zbb zbc zbs zbt zce zcs zeb zec zee zek zes zet zez zks zse zst zsu zsz zte zub zuc zuk zus zut zuz zzs zzt zzz

bbbb bbbs bbeb bbet bcbc bcbs bccc bccs bcec bces bcet bcsc bcss bctc bcts bcuc bebb bebe beck becs becu beeb beek bees beet beke beks bes- bese besk bess best betc bete bets bett betu betz beuk beze bezu bscs bseb bsec bsee bses bset bskt bssc bsse bsts btcc btcs btec btek btss bttb btus bubb bube bubs bubu bucc buce buck bucs bucu bucz bueu buke bukk buku busc buse busk buss bust busu but- bute buts butt butz buus buuz buze buzz bzzt bzzz cbbc cbbs cbcc cbce cbcs cbct cbcu cbec cbee cbet cbsc cbse cbtc cbus ccbc cccb cccc cccs cccu ccee ccss ccst cctb cctc cctt ccuc ccus ccut cebs cebu cec- cece cecs cect ceeb ceec cees ceke cesc cese cess cest cet- cete cets ceze ckbc ckbe ckck ckcs cksb ckst cktb ckts cscb cscc csce cscs csec csee cset csks csse cstc csts csus ctbs ctec ctsc ctss ctsu ctts cub- cubb cube cubs cucc cuce cuck cuek cues cuk- cuke cusb cusk cuss cust cusu cut- cutc cute cuts cutt czts ebbc ebbs ebcc ebes ebus ecbc ecbe eccb eccc ecce ecct eces ecks ecsc ecse ecss ecsu ect- ectc ects ecus eecs eeee eees eeke eeks eese eesk eetc eete eets eetu eeze ekeb ekek ekes eket esbs escb esce escs escu esee esek eses eset eske esks esku esse esst essu estc este ests esus etbc etcc etcs etec etee etes etsu ette ettu etuz eubc euse ezek ezuz kbbb kbbc kbbe kbbk kbbs kbbt kbbu kbbz kbcb kbce kbck kbcs kbct kbcu kbcz kbeb kbec kbee kbek kbes kbet kbez kbkb kbkk kbkz kbsb kbsk kbss kbst kbsu kbsz kbtb kbtc kbte kbtk kbts kbtt kbtz kbub kbuc kbue kbuk kbus kbut kbuu kbuz kbzc kbze kbzs kbzt kbzu kbzz kcbc kcbk kcbs kcbu kccb kccc kcck kcct kccu kceb kcec kcee kcet kceu kcez kckc kckk kckz kcsb kcsc kcse kcss kcst kcsu kctb kctc kcte kctu kctz kcub kcue kcuk kcuz kcze kczz kebb kebc kebe kebt kebu keck keek kees keet kekb kekc keke keks keku kesb kesc kesk kess kest kesz ket- ketc kete ketk kets kett ketu keus kezb keze kezz kkbb kkbe kkbs kkbt kkbz kkcb kkck kkcs kkct kkez kkkk kkse kkss kkst kksu kktc kktk kkts kktu kktz kkus kkut kkuu kkzu kkzz ksbc ksbs ksbz kscb ksce ksck kscs kscu ksec ksee ksek kset ksez kskb kske kskk ksks ksku kskz ksse ksss ksst kssu kssz kstb kstc kste kstk ksts kstt kstu kstz ksub ksue ksut ksuu ktbb ktbc ktbt ktbu ktbz ktcc ktce ktck ktcs ktec ktee ktek ktez ktkb ktkc ktke ktkk ktks ktkt ktku ktkz ktsc ktst ktsu kttc kttk ktts kttt kttu kttz ktub ktuc ktuz ktzk ktzt ktzu ktzz kubb kubc kube kubs kubu kucb kucc kuce kuek kues kueu kuke kukk kuks kuku kusb kusc kust kusu kute kuts kutt kutu kutz kuub kuuk kuuu kuuz kuze kuzu kuzz kzbb kzbe kzbk kzbs kzbt kzbz kzee kzke kzks kzkz kzsb kzsc kzse kzst kzsu kztb kztk kzts kzue kzus kzuu kzuz kzzb kzzk kzzs kzzt kzzz sbbs sbcc sbcs sbct sbse sbst sbtc sbtk sbus sccc scce sccs scct scec scee scet sck- scsc scst scsu sctc scts scub scut se-c se-e se-k se-s se-t se-u se-z sebe sebs sebt sec- secc sece seck secs sect secu seeb seec seek sees seet seeu seez seke sekk sekt seku sesc sese sess sest set- setc sete sets sett setz