bbbb bbbs bbci bbeb bblb bbls bcbc bcbs bccc bcci bccl bccs bcec bces bcie bcis bcsc bcsl bcss bcuc bebb bebe bebi beci becs becu beeb beel bees beic beil beis bele beli bell bels belu bes- bese bess bibb bibe bibi bibl bibs bicc bice bici bics bieb biel bies bieu biis bile bili bill bils bilu bis- bisc bise bisl biss bisu blcu bleb blee blei bles bleu blic blis blls blss blub blue blus bsci bscs bseb bsec bsee bses bsic bslc bssc bsse bubb bube bubi bubs bubu bucc buce buci bucs bucu buel bueu buic buie buis buiu bulb bule buli bull buls bulu busc buse busi buss busu buus cbbc cbbs cbcc cbce cbcl cbcs cbcu cbec cbee cblb cblc cbsc cbse cbsi cbus ccbc cccb cccc ccci cccl cccs cccu ccee ccel ccic ccii ccil ccis cclc ccli ccls ccsi ccsl ccss ccuc ccus cebs cebu cec- cece ceci cecs ceeb ceec ceel cees ceil cel- celc cele celi cell cels cesc cese cesi cess ceui cibc cibe cibi cicc cici cics cicu ciee ciel cies ciii ciis cili cill cils cis- cisc cise cisl ciss ciuc cius clec clee clei cles cleu clib clic clii clis clsc club clue cscb cscc csce csci cscl cscs csec csee csib csis cslu csse csus cub- cubb cube cubi cubs cucc cuce cuci cues cui- cuil cuis culb culc cule cull culs cusb cuss cusu e-cl ebbc ebbs ebcc ebel ebes ebic ebis ebli ebul ebus ecbc ecbe eccb eccc ecce ecci eccl eces ecib ecil ecis ecsc ecse ecss ecsu ecus eecs eeee eees eele eels eese eesi eics eiec eiei eies eile eise eiss el-b elbe elbi elbu elcb elce elec elee eles elic elie elil elis elle elli ells ellu else elsu elue elui elul elus esbs escb esce esci escs escu esee esel eses esie esil esis esli esse essi essl essu esui esus eubc eubi eule euse i-be ibcs ibec ibes ibie ibis ible ibss ibus icbc icbs iccb iccc icci iccl iccs iccu icec icee icel ices icis icle icll icsb icsc icse icsi icss icub icue icus iecc ieie iele iels iesc iesi iesu iies iiie iiii iiis iisc iisi iisu iiuc ilbc ilce ile- ilec iles ilic ilie ilis ill- ille illi ills ilse ilus isbe isbl iscc isci iscs iscu iseb isec isee isel ises isic isie isil isis isle isls issc isse issi isss issu isus iucc iuce iuel iuiu iuse iuss lbcc lbsc lcbc lccc lcce lccs lces lcis lcls lcsc le-u lebu lece leel lees leib leic leie leil leis lele leli lell lelu lese less lesu leuc libc libe libs libu lice lics lieb liel lies lieu liii liis lilb lile lili lill lils lilu lise lisi liss lisu liue lius llbs llcc llcs lles lleu lllc llll lsbu lscb lscs lses lube lubs luce luci lucs lues luis lule luli lull lulu luse lusi luss s-ib s-ic s-ii sbbs sbcc sbcs sbic sbse sbsi sbus scbi sccc scce sccl sccs scec scee scel sci- scic scie scil scis scl- sclc scls scsc scsi scsl scsu scub scul se-c se-e se-i se-s se-u sebe sebi sebs sec- secc sece secs secu seeb seec seel sees seeu seie seii seil seis seiu selb sele seli sell sels selu sesc sese sesi sess seui seul sibc sibe sibi sibs sibu sicc sice sici sics sicu siec siel sies sil- silc sile sili sill sils silu sisc sise sisi siss sisu siue siui sius sl-i slcc slcu sleb slee sles slib slic slie slsc slsu slub sluc slue sscc ssce ssci sscs ssec ssee sses ssis sslc ssle sssb sssc sssi ssss sub- subb subi subl subs suc- succ suci sucs suee suel sues sueu suie suis sul- sulc sule suli sull sulu sus- suse susi suss susu suus u-ie ubbe ubbi ubic ubii ubis uble ubli ubls ucbc ucci ucel uces ucil ucsb ucsc ucsu uele ueli uell uess uies uile uise ulbc ulcc uleb ulee ules ulic ulie ulle ulli ulul ulus usbc usbe usbl usbs uscc usce uscs usee usel uses usie usis usle uslu ussb ussc usse usss ussu usui usul usus uulu uusi uuuu