-ic b-u bbb bbc bbd bbh bbi bbr bbs bbu bcb bcc bcd bch bci bcr bcs bcu bdb bdc bdd bdh bdi bdr bds bdu bhb bhc bhd bhh bhi bhr bhs bhu bi- bib bic bid bih bii bir bis biu brb brd brh bri brr brs bru bsb bsc bsd bsh bsi bsr bss bsu bub buc bud buh bui bur bus buu c-- cbb cbc cbd cbh cbi cbr cbs cbu ccb ccc ccd cch cci ccr ccs ccu cdb cdc cdd cdh cdi cdr cds cdu ch- chb chc chd chh chi chr chs chu ci- cib cic cid cih cii cir cis ciu crb crc crd crh cri crr crs cru csb csc csd csh csi csr css csu cub cuc cud cuh cui cur cus cuu dbb dbc dbd dbh dbi dbr dbs dbu dcb dcc dcd dci dcr dcs dcu ddb ddc ddd ddh ddi ddr dds ddu dh- dhb dhc dhd dhh dhi dhr dhs dhu di- dib dic did dih dii dir dis diu drb drc drd dri drr drs dru dsb dsc dsd dsh dsi dsr dss dsu dub duc dud duh dui dur dus h-i hbb hbc hbd hbh hbi hbr hbs hbu hcb hcc hcd hch hci hcr hcs hdb hdc hdd hdh hdi hdr hds hdu hhb hhc hhd hhh hhi hhr hhs hhu hib hic hid hih hii hir his hiu hr- hrb hrc hrd hrh hri hrr hrs hru hsb hsc hsd hsh hsi hsr hss hsu hub huc hud huh hui hur hus huu i-d ibb ibc ibd ibh ibi ibr ibs ibu icb icc icd ich ici icr ics icu idb idc idd idh idi idr ids idu ihb ihc ihd ihh ihi ihr ihs ihu iib iic iid iih iii iir iis iiu ir- irb irc ird iri irr irs iru is- isb isc isd ish isi isr iss isu iu- iub iuc iud iui iur ius rbb rbc rbd rbh rbi rbr rbs rbu rcb rcc rcd rch rci rcr rcs rcu rdb rdc rdd rdh rdi rdr rds rdu rh- rhb rhc rhd rhh rhi rhr rhs rhu rib ric rid rih rii rir ris rrb rrc rrd rrh rri rrr rrs rru rsb rsc rsd rsh rsi rsr rss rsu rub ruc rud ruh rui rur rus ruu sbb sbc sbd sbh sbi sbr sbs sbu scb scc scd sch sci scr scs scu sdb sdc sdd sdh sdi sdr sds sdu sh- shb shc shd shh shi shr shs shu sib sic sid sih sii sir sis siu sr- srb src srd srh sri srr srs ss- ssb ssc ssd ssh ssi ssr sss ssu sub suc sud suh sui sur sus suu ubb ubc ubh ubi ubr ubs ubu ucb ucc ucd uch uci ucr ucs ucu udb udc udd udi udr uds udu uhb uhc uhd uhh uhi uhr uhs uhu uib uic uid uii uir uis uiu ur- urb urc urd uri urr urs uru usb usc usd ush usi usr uss usu uuc uur uus uuu

bbbb bbbs bbch bbci bbdd bbhs bbrc bcbc bcbs bccc bcci bccs bcds bchd bchs bcis bcrs bcru bcsc bcss bcuc bd-r bdbc bddc bddh bdhs bdii bdsd bhcc bhhs bhir bhur bhuu bibb bibi bibs bicc bich bici bics bidi bidr bids bidu bihi bihs bihu biis birb bird biri birr birs biru bis- bisc bisd bish biss bisu brcb brds brhs bric brid brih bris brrr brrs brsb brsr bruc brud bruh brus bsbd bsci bscs bshs bsic bsrd bssc bssd bubb bubi bubs bubu bucc buch buci bucs bucu budb budd budi buds budu buhi buhr buhs buic buid buir buis buiu bur- burb burd burh buri burr burs buru busc bush busi buss busu buus c-cd cbbc cbbs cbcc cbcr cbcs cbcu cbdb cbdc cbdi cbds cbhs cbid cbir cbrd cbrh cbsc cbsi cbus ccbc cccb cccc ccci cccs cccu ccdc ccdh ccdi ccdr ccds cchr cchs ccic ccid ccii ccir ccis ccrc ccri ccrs ccsd ccsi ccss ccuc ccus cd-r cdcs cddb cddr cdhs cdic cdii cdis cdrs cdss chch chci chcs chdi chhs chib chic chid chih chir chis chiu chrb chrc chrd chrr chrs chsc chsh chsi chsr chub chud chui chur chus cibc cibi cicc cich cici cicr cics cicu cidc cidi cidr cids cihr cihs ciid ciii ciis cirb circ cirh ciri cirr cirs cis- cisc cisd cish cisr ciss ciuc cius crbc crbu crcc crcr crdc crhs crib cric cris criu crss crub crud crus cscb cscc cscd csch csci cscr cscs csdb csdr cshs csib csid csir csis csrc csrd csrs cssd cssr csur csus cub- cubb cubi cubs cucc cuci cudi cuds cui- cuir cuis curb curd curi curr curs cusb cusd cush cuss cusu dbcc dbcs dbhs dbrs dbss dbus dcbc dccb dccc dcci dccs dccu dcdb dcds dchs dcii dcis dcsc dcss dddd ddrc ddss ddub dhis dhur dibb dibs dich dici didi dids didu dihu diii diis dird dirr dirs dis- disc disd dish disi diss dius drbc drhs drib dric drih drrs drub drui drus druu dsbc dscc dsch dscr dscs dsdr dshs dsrc dsri dsrr dssc dssi dub- dubb dubc dubh dubs dubu duch ducs dudd duds dudu duhr duhs duhu duid duir duis duri duru dush dusi duur h-ii hbbs hbcd hbds hbhs hbic hbrs hbss hcbc hcbs hccb hccc hcch hccs hcdr hchi hchs hcis hcrd hcsc hcss hdci hdhs hdri hdss hhds hhhh hhhs hhus hi-c hibi hibu hicc hich hics hidi hids hihc hihi hiis hiiu hird hiri hirs hiru hisb hisd hish hiss hrdc hrhs hrib hrid hrrc hrud hsbc hscc hsci hshs hsur hubb hubi hubs huch hucs hucu hudd hudi huds hudu huhi huhs huhu huib huid huir huis hurd huri hurr hurs huru hush husi huss huub huus ibcs ibid ibis ibrc ibrd ibri ibss ibus icbc icbd icbs iccb iccc icci iccr iccs iccu icdc icdd ichc ichd ichi ichr ichs