bbbb bbbq bbbs bbci bbeb bbqs bcbc bcbs bccc bcci bccs bcec bces bcie bcis bcsc bcss bcuc bebb bebe bebi beci becs becu beeb bees beic beis bes- bese bess bibb bibe bibi bibs bicc bice bici bics bieb bies bieu biis biqi bis- bisc bise biss bisu bque bsci bscs bseb bsec bsee bses bsic bssc bsse bubb bube bubi bubq bubs bubu bucc buce buci bucs bucu bueu buic buie buis buiu busc buse busi buss busu buus cbbc cbbs cbcc cbce cbcs cbcu cbec cbee cbqi cbsc cbse cbsi cbus ccbc cccb cccc ccci cccs cccu ccee ccic ccii ccis ccsi ccss ccuc ccus cebs cebu cec- cece ceci cecs ceeb ceec cees cesc cese cesi cess ceui cibc cibe cibi cicc cici cicq cics cicu ciee cies ciii ciis cis- cisc cise cisq ciss ciuc cius cscb cscc csce csci cscs csec csee csib csis csse csus cub- cubb cube cubi cubs cucc cuce cuci cucq cues cui- cuis cusb cuss cusu ebbc ebbs ebcc ebes ebic ebis ebus ecbc ecbe eccb eccc ecce ecci eces ecib ecis ecsc ecse ecss ecsu ecus eecs eeee eees eese eesi ei-q eics eiec eiei eies eise eiss equ- eque equi equs esbs escb esce esci escs escu esee eses esie esis esqs esse essi essu esui esus eubc eubi euse i-be ibcs ibec ibes ibie ibis ibss ibus icbc icbs iccb iccc icci iccs iccu icec icee iceq ices icis icsb icsc icse icsi icss icub icue icus iecc ieie iesc iesi iesu iies iiie iiii iiis iisc iisi iisu iiuc iqce ique isbe iscc isci iscs iscu iseb isec isee ises isic isie isis issc isse issi isss issu isuq isus iucc iuce iuiu iuse iuss q-be qbic qcue qeii qisi qqqq qsqs qube qubi qucu quee ques quib quic quie quis quu- s-ib s-ic s-ii sbbs sbcc sbcs sbic sbse sbsi sbus scbi sccc scce sccs scec scee sci- scic scie scis scsc scsi scsu scub se-c se-e se-i se-s se-u sebe sebi sebs sec- secc sece secs secu seeb seec seeq sees seeu seie seii seis seiu seqq seqs sequ sesc sese sesi sess seui sibc sibe sibi sibs sibu sicc sice sici sics sicu siec sies sisc sise sisi siss sisu siue siui sius sscc ssce ssci sscs ssec ssee sses ssis sssb sssc sssi ssss sub- subb subi subs suc- succ suci sucs suee sues sueu suie suis suqs sus- suse susi suss susu suus u-ie ubbe ubbi ubic ubii ubis ucbc ucci uces ucsb ucsc ucsu uess uies uise uqcc usbc usbe usbs uscc usce uscs usee uses usie usis ussb ussc usse usss ussu usui usus uusi uuuu