-ic bbb bbc bbe bbi bbs bbt bcb bcc bce bci bcs bct be- beb bec bee bei bes bet bi- bib bic bie bii bis bit bsb bsc bse bsi bss bst btb btc bte bti bts btt c-- cbb cbc cbe cbi cbs cbt ccb ccc cce cci ccs cct ce- ceb cec cee cei ces cet ci- cib cic cie cii cis cit csb csc cse csi css cst ctb ctc cte cti cts ctt ebb ebc ebe ebi ebs ebt ec- ecb ecc ece eci ecs ect eeb eec eee ees eet eib eic eie eii eis eit es- esb esc ese esi ess est etb etc ete eti ets ett ibb ibc ibe ibi ibs ibt icb icc ice ici ics ict ie- iec iee iei ies iet iib iic iie iii iis iit is- isb isc ise isi iss ist itb itc ite iti its itt sbb sbc sbe sbi sbs sbt scb scc sce sci scs sct se- seb sec see sei ses set sib sic sie sii sis sit ss- ssb ssc sse ssi sss sst stb stc ste sti sts stt tbb tbc tbe tbi tbs tbt tcb tcc tce tci tcs tct te- teb tec tee tei tes tet tib tic tie tii tis tit tsb tsc tse tsi tss tst ttb ttc tte tti tts ttt

bbbb bbbs bbci bbeb bbet bcbc bcbs bccc bcci bccs bcec bces bcet bcie bcis bcit bcsc bcss bctc bcts bebb bebe bebi beci becs beeb bees beet beic beis beit bes- bese bess best betc bete beti bets bett bibb bibe bibi bibs bicc bice bici bics bieb bies biet biis bis- bisc bise biss bist bitc bite bits bitt bsci bscs bseb bsec bsee bses bset bsic bssc bsse bsts btcc btcs btec btie btss bttb cbbc cbbs cbcc cbce cbcs cbct cbec cbee cbet cbit cbsc cbse cbsi cbtc ccbc cccb cccc ccci cccs ccee ccic ccii ccis ccsi ccss ccst cctb cctc cctt cebs cec- cece ceci cecs cect ceeb ceec cees cesc cese cesi cess cest cet- cete ceti cets cibc cibe cibi cicc cici cics cict ciee cies ciii ciis ciit cis- cisc cise ciss cist citb cite citi cits citt cscb cscc csce csci cscs csec csee cset csib csis csit csse cstc csts ctbi ctbs ctec ctic ctsc ctss ctts ebbc ebbs ebcc ebes ebic ebis ebit ecbc ecbe eccb eccc ecce ecci ecct eces ecib ecis ecit ecsc ecse ecss ect- ectc ects eecs eeee eees eese eesi eetc eete eets eics eiec eiei eies eise eiss eist eitb eitc eiti esbs escb esce esci escs esee eses eset esie esis esit esse essi esst estc este ests etbc etcc etcs etec etee etes etic etsi ette etti i-be ibcs ibec ibes ibet ibie ibis ibss ibtb ibtc ibts icbc icbs iccb iccc icci iccs icct icec icee ices icet icis icsb icsc icse icsi icss icst icts iecc ieet ieie iesc iesi iest iett iies iiie iiii iiis iiit iisc iisi iist iitt isbe isbt iscc isci iscs isct iseb isec isee ises iset isic isie isis isit issc isse issi isss istc iste isti ists itbe itbs itcs itec ites itet itic itie itis itse itsi s-ib s-ic s-ii sbbs sbcc sbcs sbct sbic sbse sbsi sbst sbtc scbi sccc scce sccs scct scec scee scet sci- scic scie scis scit scsc scsi scst sctc scts se-c se-e se-i se-s se-t sebe sebi sebs sebt sec- secc sece secs sect seeb seec sees seet seie seii seis seit sesc sese sesi sess sest set- setc sete seti sets sett sibc sibe sibi sibs sicc sice sici sics siec sies siit sisc sise sisi siss sist sit- sitc site siti sits sitt sscc ssce ssci sscs ssec ssee sses sset ssis ssit sssb sssc sssi ssss sstb sstc ssts stbc stbs stcc stcs stec stee stes stet stib stic stie stis stit stsi stss sttc tbbs tbcb tbcc tbce tbit tbst tcbs tccc tctc tcts tecs tect teec tees teet teic teie teis tesc tese tess test tete teti tets tett tibi tibs ticc tice tics tie- tiee tiei ties tiet tiit tisb tise tisi tiss tist titc tite titi tits titt tsbc tscc tsec tses tset tsis tsse tssi tsst tstc tsts ttbb ttss tttt

-esti -itis bbbee bcbst bebes bebic bebti becic beebe beebs beest beete beets beibi beice beist beite besee beset besic besie besit besse bessi beste besti bests betee betes betie betis bett- bette betti betts bibbe bibbs bibes bibic bibie bibis bices bicsi biebe biebs bieti bisce bisee bisei bises biset bisie bisse bites bitis bitit bitte bitti bitts btc-e c-tec cbtis ccccc cccii ccett cciii ccitt cebec cebes cebit ceci- cecie ceese ceiss cesce cesis cesse ceste cesti cests cetes cetic cetis cette cicis cietc cises cisie cisse cists citec citee cites citie citte cssii cstcc cties cttee ebbet ebbie ebibe eeeee eesti eetti eiseb eisie eiste esbit esces escis esect esics esiee esist esses essie essse estce estee estei estes estet estis etest etete etist etite etsic ettes ettie i-bet ibest ibeti ice-t iceci icees iceis iceit icest icici icist icscc ictic ictis iebet iecee ieste iette iiiee iiiii iitti is-is iscsi isisi isiti isits isitt issei isset issie isssc istic itbit itees itest itete itics ities itisi itsec itsit ittti s-cis s-iii s-tec sccbc sccci scise scite sebbe sebei sebes sebet sebi- sebic sebis sebsi secte sects see-i seebe seebi seece seeis seeit seese seest seete seibi seise seiss seite sesce seses sesis sesse seste sesti setec setee seti- setib setit setse setsi sette setts sibbe sices siebe sieic sieie siese siest siete sises sisic sisis sissi sists sites sitit sitsi sitti ssies sssss stees steet stei steib steis stete stets stib- stibb stieb sties stitt stsci sttic tbeti tbtbt tebet tebi- tebis tecic tectb teebs teese teest teets teise tesic tesis tesse teste tests tetes tette ti-es ti-ti tibbi tibbs tibes tibet ticci