bbbb bbbs bbch bbeb bbhs bblb bbls bcbc bcbs bccc bccl bccs bcec bces bche bchs bcsc bcsl bcss bcuc bebb bebe bech becs becu beeb beel bees behs bele bell bels belu bes- bese besh bess bhcc bhel bhhs bhuu blcu bleb blee bleh bles bleu blhs blls blss blub blue blus bscs bseb bsec bsee bses bshs bslc bssc bsse bubb bube bubs bubu bucc buce buch bucs bucu buel bueu buhe buhl buhs bulb bule bull buls bulu busc buse bush buss busu buus cbbc cbbs cbcc cbce cbcl cbcs cbcu cbec cbee cbhl cbhs cblb cblc cbsc cbse cbus ccbc cccb cccc cccl cccs cccu ccee ccel cche cchl cchs cclc ccls ccsl ccss ccuc ccus cebs cebu cec- cece cecs ceeb ceec ceel cees cehl cehs cel- celc cele cell cels cesc cese cess chce chch chcs cheb chec chee cheh chel ches cheu chhs chlc chsc chse chsh chub chul chus clec clee cles cleu clhs clsc club clue cluh cscb cscc csce csch cscl cscs csec csee cseh cshl cshs cslu csse csus cub- cubb cube cubs cucc cuce cues culb culc cule cull culs cusb cush cuss cusu e-cl ebbc ebbs ebcc ebel ebes ebhs ebul ebus ecbc ecbe eccb eccc ecce eccl eces eche echl echs ecsc ecse ecss ecsu ecus eecs eeee eees eehs eele eels eese ehcc eheh ehel eheu ehhs ehle el-b elbe elbu elcb elce elch elec elee eleh eles elhs elle ells ellu else elsu elue elul elus esbs escb esce esch escs escu esee esel eses eshs eshu esse essh essl essu esus eubc euch euhl eule euse hbbs hbes hbhs hbss hcbc hcbs hccb hccc hcch hccs hchs hcsc hcss hebb hebe hech hecs heeb heel hees hehe hehs hele hell hels helu hesc hesh hess heue heus hhcl hhhh hhhs hhus hlhs hlss hlul hsbc hscc hses hshs hsls hsse hubb hube hubl hubs huch hucs hucu huel hues huhs huhu hulc hule hull huls hulu huse hush huss huub huus lbcc lbhs lbsc lcbc lccc lcce lccs lces lchc lchs lcls lcsc le-u lebu lece lech leel lees lehe lehs lehu lele lell lelu lese lesh less lesu leuc lhbs lhec lhee lhhh lhhs lhss llbs llcc llcs lles lleu llhs lllc llll lsbu lscb lscs lses lshs lube lubs luce luch lucs lues luhe luhu lule lull lulu luse lush luss sbbs sbcc sbcs sbhc sbhs sbse sbus sccc scce sccl sccs scec scee scel sch- sche schh schl schs scl- sclc scls scsc scsh scsl scsu scub scul se-c se-e se-h se-s se-u sebe sebs sec- secc sece sech secs secu seeb seec seeh seel sees seeu sehe sehs selb sele sell sels selu sesc sese sesh sess seul shbs shcc she- sheb shee sheh shel shes sheu shhh shhs shl- shls shsc shub shue shul shus shuu slcc slcu sleb slee sles slhs slsc slsu slub sluc slue sscc ssce sscs ssec ssee sses sshl sshs sslc ssle sssb sssc sssh ssss sub- subb subh subl subs suc- succ such sucs suee suel sues sueu suhb suhl sul- sulc sule sulh sull sulu sus- suse suss susu suus ubbe uble ubls ucbc ucel uces uche uchs ucsb ucsc ucsu uele uell uess uhcl uhle uhss uhuh ulbc ulcc ulch uleb ulee ules ulle ulul ulus usbc usbe usbl usbs uscc usce usch uscs usee usel uses ushs ushu usle uslu ussb ussc usse usss ussu usul usus uulu uuuu