-ic -ji b-u bbb bbc bbe bbi bbs bbt bbu bcb bcc bce bci bcj bcs bct bcu be- beb bec bee bei bes bet beu bi- bib bic bie bii bij bis bit biu bjc bji bjj bjs bjt bju bsb bsc bse bsi bsj bss bst bsu btb btc bte bti bts btt btu bub buc bue bui buj bus but buu c-- c-j cbb cbc cbe cbi cbj cbs cbt cbu ccb ccc cce cci ccj ccs cct ccu ce- ceb cec cee cei cej ces cet ceu ci- cib cic cie cii cij cis cit ciu cjb cjc cjs csb csc cse csi csj css cst csu ctb ctc cte cti cts ctt ctu cub cuc cue cui cus cut cuu ebb ebc ebe ebi ebj ebs ebt ebu ec- ecb ecc ece eci ecj ecs ect ecu eeb eec eee ees eet eib eic eie eii eij eis eit eiu ejc eji ejt eju es- esb esc ese esi ess est esu etb etc ete eti etj ets ett etu eu- eub euc eue eui euj eus eut ibb ibc ibe ibi ibj ibs ibt ibu icb icc ice ici icj ics ict icu ie- iec iee iei iej ies iet iib iic iie iii iij iis iit iiu ijb ijc ije iji ijs ijt iju is- isb isc ise isi isj iss ist isu itb itc ite iti itj its itt itu iu- iub iuc iue iui ius iut j-i jbc jbi jbj jbs jbt jbu jcb jcc jce jci jcs jct jcu jeb jec jee jei jej jes jet jeu jib jic jie jii jij jis jit jiu jjb jjc jjj jjs jju jsb jsc jse jsi jsj jss jst jsu jtb jtc jte jti jts jtt jtu jub jue jui jus jut sbb sbc sbe sbi sbj sbs sbt sbu scb scc sce sci scj scs sct scu se- seb sec see sei sej ses set seu sib sic sie sii sij sis sit siu sjb sjc sje sji sjj sjs sjt sju ss- ssb ssc sse ssi ssj sss sst ssu stb stc ste sti stj sts stt stu sub suc sue sui sus sut suu tbb tbc tbe tbi tbj tbs tbt tbu tcb tcc tce tci tcj tcs tct tcu te- teb tec tee tei tej tes tet teu tib tic tie tii tis tit tiu tjc tje tji tjs tju tsb tsc tse tsi tsj tss tst tsu ttb ttc tte tti tts ttt ttu tub tuc tue tui tuj tus tut tuu ubb ubc ube ubi ubs ubt ubu ucb ucc uce uci ucj ucs uct ucu ueb uec uee uei ues uet uib uic uie uii uis uit uiu ujc uji ujs usb usc use usi usj uss ust usu utb utc ute uti utj uts utt utu uuc uue uus uut uuu

bbbb bbbs bbci bbeb bbet bcbc bcbs bccc bcci bccs bcec bces bcet bcie bcis bcit bcsc bcss bctc bcts bcuc bebb bebe bebi beci becs becu beeb beej bees beet beic beij beis beit bes- bese bess best betc bete beti bets bett betu bibb bibe bibi bibs bicc bice bici bics bieb bies biet bieu biis biji bijs biju bis- bisc bise biss bist bisu bitc bite bits bitt bitu bjcc bjec bsci bscs bseb bsec bsee bses bset bsic bssc bsse bsts btcc btcs btec btie btss bttb btus bubb bube bubi bubs bubu bucc buce buci bucs bucu bueu buic buie buis buit buiu buje buji buju busc buse busi buss bust busu but- bute buti buts butt buus cbbc cbbs cbcc cbce cbcs cbct cbcu cbec cbee cbet cbit cbsc cbse cbsi cbtc cbus ccbc cccb cccc ccci cccs cccu ccee ccic ccii ccis ccsi ccss ccst cctb cctc cctt ccuc ccus ccut cebs cebu cec- cece ceci cecs cect ceeb ceec cees cejc cesc cese cesi cess cest cet- cete ceti cets ceui cibc cibe cibi cicc cici cics cict cicu ciee cies ciii ciis ciit cis- cisc cise ciss cist citb cite citi cits citt citu ciuc cius cjbc cjcb cjcj cjcs cjeu cjic cjsb cjss cscb cscc csce csci cscs csec csee cset csib csis csit csse cstc csts csus ctbi ctbs ctec ctic ctsc ctss ctsu ctts cub- cubb cube cubi cubs cucc cuce cuci cues cui- cuis cuit cuju cusb cuss cust cusu cut- cutc cute cuts cutt ebbc ebbs ebcc ebes ebic ebis ebit ebus ecbc ecbe eccb eccc ecce ecci ecct eces ecib ecis ecit ecjs ecsc ecse ecss ecsu ect- ectc ects ecus eecs eeee eees eese eesi eetc eete eets eetu eics eiec eiei eies eiji eise eiss eist eitb eitc eiti ejit ejji esbs escb esce esci escs escu esee eses eset esie esis esit esse essi esst essu estc este estj ests esui esus etbc etcc etcs etec etee etes etic etsi etsu ette etti ettu etui eubc eubi euse i-be ibcs ibec ibes ibet ibie ibis ibss ibtb ibtc ibts ibus icbc icbs iccb iccc icci iccs icct iccu icec icee ices icet icis icsb icsc icse icsi icss icst icts icub icue icus iecc ieet ieie iesc iesi iest iesu iett iies iiie iiii iiis iiit iisc iisi iisj iist iisu iitt iiuc ijet ijji ijui isbe isbt iscc isci iscs isct iscu iseb isec isee ises iset isic isie isis isit issc isse issi isss issu istc iste isti istj ists isus itbe itbs itcs itec ites itet itic itie itis itse itsi itsu iucc iuce iuiu iuse iuss iust jcbc jccc jcci jcss jcts jebb jebe jeci jecs jees jeet jeit jeju jesc jese jess jest jesu jetb jete jeti jets jett jeus jibb jibe jibi jibs jiet jije jiji jiju jisc jist jiti jits jitu jjcc jsci jset jsss jtbc jtcc jtsb jube jubu juce jucu juei juis juju juse jusi juss just jute juti juts s-ib s-ic s-ii sbbs sbcc sbcs sbct sbic sbse sbsi sbst sbtc sbus scbi sccc scce