-ic b-u bbb bbc bbh bbi bbn bbr bbs bbu bcb bcc bch bci bcn bcr bcs bcu bhb bhc bhh bhi bhr bhs bhu bi- bib bic bih bii bin bir bis biu bnb bnc bni bnn bnr bns bnu brb brh bri brn brr brs bru bsb bsc bsh bsi bsn bsr bss bsu bub buc buh bui bun bur bus buu c-- cbb cbc cbh cbi cbn cbr cbs cbu ccb ccc cch cci ccn ccr ccs ccu ch- chb chc chh chi chn chr chs chu ci- cib cic cih cii cin cir cis ciu cn- cnb cnc cnh cni cnn cnr cns cnu crb crc crh cri crn crr crs cru csb csc csh csi csn csr css csu cub cuc cuh cui cun cur cus cuu h-i hbb hbc hbh hbi hbn hbr hbs hbu hcb hcc hch hci hcn hcr hcs hhb hhc hhh hhi hhn hhr hhs hhu hib hic hih hii hin hir his hiu hnb hnc hnh hnn hns hnu hr- hrb hrc hrh hri hrn hrr hrs hru hsb hsc hsh hsi hsn hsr hss hsu hub huc huh hui hun hur hus huu ibb ibc ibh ibi ibn ibr ibs ibu icb icc ich ici icn icr ics icu ihb ihc ihh ihi ihn ihr ihs ihu iib iic iih iii iin iir iis iiu in- inb inc inh ini inn inr ins inu ir- irb irc iri irn irr irs iru is- isb isc ish isi isn isr iss isu iu- iub iuc iui iur ius n-i nbb nbc nbi nbn nbr nbs nbu ncb ncc nch nci ncn ncr ncs ncu nhb nhc nhh nhi nhn nhr nhs nhu nib nic nih nii nin nir nis niu nnb nnc nnh nni nnn nns nnu nrb nrc nri nrn nrr nrs nru nsb nsc nsh nsi nsn nsr nss nsu nub nuc nuh nui nun nur nus nuu rbb rbc rbh rbi rbn rbr rbs rbu rcb rcc rch rci rcn rcr rcs rcu rh- rhb rhc rhh rhi rhn rhr rhs rhu rib ric rih rii rin rir ris rnb rnc rnh rni rnn rnr rns rnu rrb rrc rrh rri rrn rrr rrs rru rsb rsc rsh rsi rsn rsr rss rsu rub ruc ruh rui run rur rus ruu sbb sbc sbh sbi sbn sbr sbs sbu scb scc sch sci scn scr scs scu sh- shb shc shh shi shn shr shs shu sib sic sih sii sin sir sis siu snb snc sni snn snr sns snu sr- srb src srh sri srn srr srs ss- ssb ssc ssh ssi ssn ssr sss ssu sub suc suh sui sun sur sus suu ubb ubc ubh ubi ubn ubr ubs ubu ucb ucc uch uci ucn ucr ucs ucu uhb uhc uhh uhi uhr uhs uhu uib uic uii uin uir uis uiu un- unb unc unh uni unn unr uns unu ur- urb urc uri urn urr urs uru usb usc ush usi usn usr uss usu uuc uun uur uus uuu

bbbb bbbs bbch bbci bbhs bbin bbrc bcbc bcbs bccc bcci bccs bchs bcis bcnu bcrs bcru bcsc bcsn bcss bcuc bhcc bhhs bhir bhur bhuu bibb bibi bibs bicc bich bici bics bihi bihs bihu biin biis bin- binc binh bini binn bins binu birb biri birn birr birs biru bis- bisc bish biss bisu bnhs bnib bnin bnrr bnss brcb brhs bric brih brin bris brns brrr brrs brsb brsr bruc bruh brun brus bsci bscs bshs bsic bsin bsns bssc bubb bubi bubs bubu bucc buch buci bucs bucu buhi buhr buhs buic buin buir buis buiu bunb buni bunn buns bunu bur- burb burh buri burn burr burs buru busc bush busi buss busu buus cbbc cbbs cbcc cbcn cbcr cbcs cbcu cbhs cbir cbrh cbrn cbsc cbsi cbsn cbus ccbc ccbn cccb cccc ccci cccs cccu cchr cchs ccic ccii ccir ccis ccnb ccnc ccni ccnr ccns ccnu ccrc ccri ccrs ccsi ccsn ccss ccuc ccus chch chci chcs chhs chib chic chih chin chir chis chiu chnb chnc chnr chns chrb chrc chrn chrr chrs chsc chsh chsi chsr chub chui chun chur chus cibc cibi cicc cich cici cicr cics cicu cihr cihs ciii ciis cin- cinc cini cirb circ cirh ciri cirr cirs cis- cisc cish cisn cisr ciss ciuc cius cnbc cnci cnhs cnib cnic cnih cnrc cnrr cnss crbc crbu crcc crcr crhs crib cric crin cris criu crns crss crub crun crus cscb cscc csch csci cscr cscs cshs csib csir csis csrc csrs cssr csur csus cub- cubb cubi cubs cucc cuci cucn cui- cuin cuir cuis curb curi curn curr curs cusb cush cuss cusu h-ii hbbs hbhs hbic hbrs hbss hcbc hcbs hccb hccc hcch hccs hchi hchs hcis hcsc hcss hhhh hhhs hhus hi-c hibi hibu hicc hich hics hihc hihi hiis hiiu hinc hinn hins hiri hirn hirs hiru hisb hish hisn hiss hncs hnhs hrhs hrib hrrc hrun hsbc hscc hsci hscn hshs hsin hsni hsur hubb hubi hubs huch hucs hucu huhi huhn huhs huhu huib huir huis hunc hunh huni huns huri hurn hurr hurs huru hush husi huss huub huus ibcs ibis ibns ibrc ibri ibsn ibss ibus icbc icbs iccb iccc icci iccn iccr iccs iccu ichc ichi ichr ichs ichu icis icnb icnc icns icrc icrr icrs icru icsb icsc icsh icsi icsr icss icub icus ihcc ihis ihrc ihss ihub iiii iiis iirc iirs iisc iisi iisr iisu iiuc incb inch inci incr incs inhs inis inni innr inns innu inri inrs insc insh inss insu inui inun inus ircc ircs ircu irhs iri- iric irin iris irrc irri irrs irun irus isbn iscc isch isci iscn iscr iscs iscu ishi ishr ishs isic isin isis isri issc issh issi issr isss issu isuh isus iucc iuiu iuss n-ii nbbc nbcc nbci nbcs nbhs nbic ncbc ncbi ncbs nccc ncci nccn nccr nccs nccu nchc nchs ncis