bbbb bbci bbcm bblb bbrc bcbc bccc bcci bccl bccm bcru bcuc bibb bibi bibl bicc bici bili bill bilu bily birb biri birl birr biru biry blcu blic blim blir blrc blub blum blur bly- blym bmci bmic bmir bmmi brcb bric bril brim brmc brrm brrr bruc brum bry- bubb bubi bubu bucc buci bucu buic buir buiu bulb buli bull bulu bum- bumb bur- burb buri burl burm burr buru bury buyi buyl buyu byil byul cbbc cbcc cbcl cbcm cbcr cbcu cbir cblb cblc cbrl cbrm cbry ccbc cccb cccc ccci cccl cccm cccu ccic ccii ccil ccim ccir cclc ccli cclm ccmb ccmc ccmm ccrc ccri ccrl ccuc cibc cibi cicc cici cicr cicu ciii cili cill cimb cimi ciml cimm cimr cirb circ ciri cirl cirm cirr ciuc ciyu clib clic clii clim clir clri club clum cly- clym cmbc cmcc cmii cmir cmli cmll cmmb cmmc cmmi cmml cmri cmrr crbc crbu crcc crcr crib cric crim criu crmb crub crum cry- cryb crym cub- cubb cubi cuby cucc cuci cucm cui- cuil cuir culb culc cull culm cum- curb curi curl curr cury cuy- cuyl cuyr cybb cybc cybi cyc- cycb cycc cycl cyl- cylc cyll cym- cyrl cyul cyy- cyyc i-by ibbm ibim ibly ibml ibrc ibri ibuy ibyi icbc icbm iccb iccc icci iccl iccr iccu icll iclr icmc icmi icmm icrc icrm icrr icru icry icub iiii iimc iirc iiuc iium ilbc ilbm ilic ilir ill- illi illy ilmr ilrm ilum iluy ilym imbi imcb imci imir imli immi immy imrc imri imrr irbm irby ircc ircu iri- iric iril iriy irlb irmc irrc irri irul iucc iuiu lbcc lblr lbmc lcbc lccc lccm lcrl libc libr libu licr liii liir lilb lili lill lilu lily limb limc limi liml limm limu limy lirc liri lirl lirr liru liry liyl liyu llcc lllc llll llyr lmcc lmii lmmr lric lrmc lrrc lrrr lrry luby luci lucy luli lull lulu lumb lumc lumi luri lury luyi lyc- lyly lymb lymm mbci mbim mcbc mcbi mccc mcci mccl mcic mcii mcil mcli mcmc mcmi mcml mcrc mcri mibc micc mici micr miii mili mill milr milu mily mim- mimi mimy mirc miri mirl mirr miru miry miui miyu mlcc mlii mlym mmcc mmci mmcl mmcm mmic mmii mmli mmmc mmmm mmrc mmyy mr-c mrbb mrbm mrcb mrcc mrmc mrml mrrc mubi muc- mucc mucu muil muir muli mull mulm mulu muly mumm mumu mumy murc muri murl murr muru mury mybb mybi myc- myi- myir myl- myli myll mymy myrr myry rbbb rbbr rbcl rcbc rccb rccc rcic rcyc rib- ribu riby ricc rill rilu rily rimi rimm rimu rimy riri rlml rmll rrmc rrrr rrum rubb rubi rubu ruby ruci rull ruly rumb rumi ruml rumm rumy rurc ruri ruru ruyi ruyl ryim ubbi ubic ubii ubir ubli ubly ucbc ucci ucil ucmc ucrc uiml uirr ulbc ulcc ulic ulim ulli ullr ully ulmi ulmu ulul ulum umb- umbi umri urbi urci urcy urib uric urim uriu urmi urri urry urum urur uulu uuri uuuu uyir ybry yccc yili yill yirb yirm yirr ylli ymci ymir ymur yrly yubu yuli yulu yumi yuri yury yuyu yyyy