-ic b-u bbb bbc bbi bbn bbs bbt bbu bcb bcc bci bcn bcs bct bcu bi- bib bic bii bin bis bit biu bnb bnc bni bnn bns bnt bnu bsb bsc bsi bsn bss bst bsu btb btc bti btn bts btt btu bub buc bui bun bus but buu c-- cbb cbc cbi cbn cbs cbt cbu ccb ccc cci ccn ccs cct ccu ci- cib cic cii cin cis cit ciu cn- cnb cnc cni cnn cns cnt cnu csb csc csi csn css cst csu ctb ctc cti ctn cts ctt ctu cub cuc cui cun cus cut cuu ibb ibc ibi ibn ibs ibt ibu icb icc ici icn ics ict icu iib iic iii iin iis iit iiu in- inb inc ini inn ins int inu is- isb isc isi isn iss ist isu itb itc iti itn its itt itu iu- iub iuc iui ius iut n-i nbb nbc nbi nbn nbs nbt nbu ncb ncc nci ncn ncs nct ncu nib nic nii nin nis nit niu nnb nnc nni nnn nns nnt nnu nsb nsc nsi nsn nss nst nsu ntb ntc nti ntn nts ntt ntu nub nuc nui nun nus nut nuu sbb sbc sbi sbn sbs sbt sbu scb scc sci scn scs sct scu sib sic sii sin sis sit siu snb snc sni snn sns snt snu ss- ssb ssc ssi ssn sss sst ssu stb stc sti stn sts stt stu sub suc sui sun sus sut suu tbb tbc tbi tbn tbs tbt tbu tcb tcc tci tcn tcs tct tcu tib tic tii tin tis tit tiu tnb tnc tni tnn tns tnt tsb tsc tsi tsn tss tst tsu ttb ttc tti ttn tts ttt ttu tub tuc tui tun tus tut tuu ubb ubc ubi ubn ubs ubt ubu ucb ucc uci ucn ucs uct ucu uib uic uii uin uis uit uiu un- unb unc uni unn uns unt unu usb usc usi usn uss ust usu utb utc uti utn uts utt utu uuc uun uus uut uuu

bbbb bbbs bbci bbin bcbc bcbs bccc bcci bccs bcis bcit bcnu bcsc bcsn bcss bctc bcts bcuc bibb bibi bibs bicc bici bics biin biis bin- binc bini binn bins bint binu bis- bisc biss bist bisu bitc bits bitt bitu bnib bnin bnss bsci bscs bsic bsin bsns bssc bsts btcc btcs btss bttb btus bubb bubi bubs bubu bucc buci bucs bucu buic buin buis buit buiu bunb buni bunn buns bunt bunu busc busi buss bust busu but- buti buts butt buus cbbc cbbs cbcc cbcn cbcs cbct cbcu cbit cbsc cbsi cbsn cbtc cbus ccbc ccbn cccb cccc ccci cccs cccu ccic ccii ccis ccnb ccnc ccni ccns ccnu ccsi ccsn ccss ccst cctb cctc cctt ccuc ccus ccut cibc cibi cicc cici cics cict cicu ciii ciis ciit cin- cinc cini cint cis- cisc cisn ciss cist citb citi cits citt citu ciuc cius cnbc cnci cnib cnic cnss cntc cnut cscb cscc csci cscs csib csis csit cstc csts csus ctbi ctbs ctic ctns ctsc ctsn ctss ctsu cttn ctts cub- cubb cubi cubs cucc cuci cucn cui- cuin cuis cuit cunt cusb cuss cust cusu cut- cutc cuts cutt ibcs ibis ibns ibsn ibss ibtb ibtc ibts ibus icbc icbs iccb iccc icci iccn iccs icct iccu icis icnb icnc icns icsb icsc icsi icss icst icts icub icus iiii iiis iiit iisc iisi iist iisu iitt iiuc incb inci incs inis init inni inns innu insc inss inst insu inti intn ints intu inui inun inus isbn isbt iscc isci iscn iscs isct iscu isic isin isis isit isnt issc issi isss issu istc isti ists isus itbs itcs itic itin itis itsi itsu iucc iuiu iuss iust n-ii nbbc nbcc nbci nbcs nbic nbti ncbc ncbi ncbs nccc ncci nccn nccs ncct nccu ncis ncit ncnc ncsc ncsi ncss ncst nctc nibi nibs nicc nici nics nicu niit niiu nini nins nisi niss nist nisu nitb nitc niti nits nnit nnnn nnss nntn nscc nscs nsic nsin nsis nssb nssc nsss nstc nsts nstu nsub ntbc ntcc ntis ntnu ntsb ntsc ntss ntsu ntuc ntui nubc nubi nubs nuci nucs nucu nuin nuit nunc nunn nuns nunt nusi nuss nust nusu nuts nutt nutu s-ib s-ic s-ii sbbs sbcc sbcs sbct sbic sbsi sbst sbtc sbtn sbus scbi sccc sccs scct sci- scic scin scis scit scnt scsc scsi scsn scst scsu sctc sctn scts scub scun scut sibc sibi sibs sibu sicc sici sics sicu siit sini sinn sins sint sinu sisc sisi siss sist sisu sit- sitc siti sitn sits sitt situ siui sius siut sncc snib snit snns snub snus ssbn sscc ssci sscs ssin ssis ssit ssns sssb sssc sssi ssss sstb sstc ssts stbc stbs stcc stcs stcu stib stic stis stit stnn stns stsi stss sttc stub stuc stun stus stut sub- subb subi subs suc- succ suci sucs suin suis suit sun- sunb suni sunn suns sunt sunu sus- susi suss sust susu suti sutu suus tbbs tbcb tbcc tbit tbst tcbs tccc tccu tcnn tctc tcts tibi tibs tibu ticc tics tiit tiiu tinc tini tinn tins tint tinu tisb tisi tiss tist titc titi tits titt titu tnbc tncc tnts tnut tsbc tscc tsin tsis tssi tsst tstc tsts tsui tsun ttbb ttcn ttss tttt tubb tubs tubu tucc tuin tuis tuit tuiu tunb tunc tuni tunn tuns tunu tusc tusi tuss tust tuti tuts tutt tutu ubbi ubic ubii ubis ubit ucbc ucci ucin ucsb ucsc ucst ucsu ucut uint uist uits uncc unci uncs unct uni- unic unii unin unis unit unni unns uns- unsc unst untb unts unus unut usbc usbs uscc uscs usin usis usnc usnu ussb ussc usss usst ussu ustb ustc usti usts usui usun usus utin utis utsc utti uttu uuni uusi uuuu

-itis bbuss bcbst bibbs bibic bibin bibis bibus bicsi binci binic