bbbb bbbs bbci bblb bbls bbrc bcbc bcbs bccc bcci bccl bccs bcis bcrs bcru bcsc bcsl bcss bcuc bibb bibi bibl bibs bicc bici bics biis bili bill bils bilu bily birb biri birl birr birs biru biry bis- bisc bisl biss bisu bisy biys blcu blic blir blis blls blrc blss blub blur blus bly- blys brcb bric bril bris brls brrr brrs brsb brsr bruc brus bry- bsci bscs bsic bslc bssc bubb bubi bubs bubu bucc buci bucs bucu buic buir buis buiu bulb buli bull buls bulu bur- burb buri burl burr burs buru bury busc busi buss busu busy buus buyi buyl buys buyu byil bysb bysi bysl byss bysy byul cbbc cbbs cbcc cbcl cbcr cbcs cbcu cbir cblb cblc cbrl cbry cbsc cbsi cbus ccbc cccb cccc ccci cccl cccs cccu ccic ccii ccil ccir ccis cclc ccli ccls ccrc ccri ccrl ccrs ccsi ccsl ccss ccuc ccus cibc cibi cicc cici cicr cics cicu ciii ciis cili cill cils cirb circ ciri cirl cirr cirs cis- cisc cisl cisr ciss cisy ciuc cius ciyu clib clic clii clir clis clri clrs clsc club cly- crbc crbu crcc crcr crib cric cris criu crls crss crub crus cry- cryb crys cscb cscc csci cscl cscr cscs csib csir csis cslr cslu csrc csrs cssr csur csus csys cub- cubb cubi cubs cuby cucc cuci cui- cuil cuir cuis culb culc cull culs curb curi curl curr curs cury cusb cuss cusu cusy cuy- cuyl cuyr cybb cybc cybi cyc- cycb cycc cycl cycs cyl- cylc cyll cyls cyrl cyrs cyul cyy- cyyc i-by ibcs ibis ibly ibrc ibri ibss ibus ibuy ibyi icbc icbs iccb iccc icci iccl iccr iccs iccu icis icll iclr icrc icrr icrs icru icry icsb icsc icsi icsr icss icub icus iiii iiis iirc iirs iisc iisi iisr iisu iiuc ilbc ilic ilir ilis ill- illi ills illy ilus iluy irby ircc ircs ircu iri- iric iril iris iriy irlb irrc irri irrs irul irus isbl iscc isci iscr iscs iscu isic isil isis isls isly isri issc issi issr isss issu issy isus isyl isys iucc iuiu iuss lbcc lblr lbrs lbsc lcbc lccc lccs lcis lcls lcrl lcrs lcsc lcsr libc libr libs libu licr lics liii liir liis lilb lili lill lils lilu lily lirc liri lirl lirr lirs liru liry lisi liss lisu lisy lius liyl liyu llbs llcc llcs lllc llll llyr lrcs lric lrrc lrrr lrry ls-r lsbu lscb lscs lsrc lssr lubs luby luci lucs lucy luis luli lull lulu luri lurs lury lusi luss luyi luys lyc- lyly lys- lysi lysl lyss rbbb rbbr rbbs rbcl rbis rbsl rbss rcbc rccb rccc rccs rcic rcis rcls rcsc rcsi rcsl rcss rcyc rib- ribs ribu riby ricc rics riis rill rilu rily riri rirs risc risi riss risu rius rlcs rlls rlys rrrr rsbi rscc rscs rscy rsis rslc rssl rubb rubi rubs rubu ruby ruci ruis rull ruly rurc ruri rurs ruru rusi russ rusu rusy ruyi ruyl ruys ryis rysy s-ib s-ic s-ii sbbs sbcc sbcs sbic sbsi sbus scbi sccc sccl sccs sccy sci- scic scil scir scis scl- sclc scls scr- scrc scri scrs scry scsc scsi scsl scsr scsu scub scul scur sibc sibi sibs sibu siby sicc sici sics sicu sil- silc sili sill sils silu sirc siri sirr sirs siru sisc sisi siss sisu sisy siui sius siyi siyu sl-i slcc slcu slib slic slir slrc slrs slsc slsu slub sluc slur slys srbc srby srcc srib sris srub ssbr ssby sscc ssci sscs ssis sslc ssrc ssri ssrl ssrs sssb sssc sssi ssss sub- subb subi subl subs suc- succ suci sucr sucs suir suis sul- sulc suli sull sulu sur- surc suri surr surs suru sury sus- susi suss susu susy suus suyi suyr suyu sycr syis syl- syli syll syls syrs syry syss ubbi ubic ubii ubir ubis ubli ubls ubly ucbc ucci ucil ucrc ucsb ucsc ucsu uirr ulbc ulcc ulic ulli ullr ully ulul ulus ulys urbi urbs urci urcy urib uric uris uriu urls urri urry ursi urss ursu ursy urur urus usbc usbl usbr usbs uscc uscs usis uslu ussb ussc ussr usss ussu ussy usui usul usus uulu uuri uusi uuuu uyir ybbs ybry yccc ycsb yili yill yirb yirr yiss ylli ylls yrly ysby ysii yssu ysyb yubu yuli yuls yulu yuri yury yuyu yyyy