a-a a-b a-c aaa aab aac aae aas aau ab- aba abb abc abe abs abu ac- aca acb acc ace acs acu aea aeb aec aee aes aeu as- asa asb asc ase ass asu au- aua aub auc aue aus b-u baa bab bac bae bas bau bba bbb bbc bbe bbs bbu bca bcb bcc bce bcs bcu be- bea beb bec bee bes beu bsa bsb bsc bse bss bsu bua bub buc bue bus buu c-- caa cab cac cae cas cau cba cbb cbc cbe cbs cbu cca ccb ccc cce ccs ccu ce- cea ceb cec cee ces ceu csa csb csc cse css csu cua cub cuc cue cus cuu eaa eab eac eae eas eau eba ebb ebc ebe ebs ebu ec- eca ecb ecc ece ecs ecu eea eeb eec eee ees es- esa esb esc ese ess esu eu- eua eub euc eue eus saa sab sac sae sas sau sba sbb sbc sbe sbs sbu sca scb scc sce scs scu se- sea seb sec see ses seu ss- ssa ssb ssc sse sss ssu sua sub suc sue sus suu ua- uaa uab uac uae uas uau uba ubb ubc ube ubs ubu uca ucb ucc uce ucs ucu uea ueb uec uee ues usa usb usc use uss usu uua uuc uue uus uuu

-ase a-be aaaa aaab aaac aaae aaas aaba aabb aabc aaca aacb aacc aace aacs aacu aaea aaec aaes aasa aasc aase aass aasu aaus abaa abab abac abae abas abau abb- abba abbb abbe abbs abca abcb abcc abcs abec abee abes abs- absa abse abss absu abua abue abus acaa acab acac acae acas acba acca accc acce accs accu ace- acea acec aces acsa acsc acse acss acu- acue acus aeac aeas aebs aecb aesc aess asaa asab asac asae asas asau asba asbu asc- asca ascb ascc asce asea asec asee ases assa assc asse asss assu asub asue asus auaa aube auca auce ausa ause ausu baaa baas baba babb babe babs babu bac- baca bacc bace bacs baes basa basc base bass basu bau- bbas bbau bbbb bbbs bbeb bcaa bcas bcbc bcbs bcca bccc bccs bcec bces bcsa bcsc bcss bcuc beas beau beba bebb bebe beca becs becu beeb bees bes- besa bese bess bsaa bsac bsas bscs bsea bseb bsec bsee bses bssc bsse buba bubb bube bubs bubu buca bucc buce bucs bucu buea bueu busa busc buse buss busu buus caaa caab caac caas caba cabe cabs cabu cac- caca cacc cace caec caes caeu casa casb casc case cass casu cauc caus cbac cbbc cbbs cbca cbcc cbce cbcs cbcu cbea cbec cbee cbsa cbsc cbse cbus ccaa ccab ccac ccas ccba ccbc ccca cccb cccc cccs cccu ccee ccsa ccss ccuc ccus ceac ceas ceba cebs cebu cec- ceca cece cecs ceeb ceec cees cesa cesc cese cess csaa csab csac csas cscb cscc csce cscs csea csec csee cssa csse csua csus cuau cub- cuba cubb cube cubs cuca cucc cuce cues cusa cusb cuss cusu eaba eaca eacc eaec easa ease eaus ebac ebba ebbc ebbs ebcc ebes ebsa ebus ecaa ecac ecbc ecbe ecca eccb eccc ecce eces ecsa ecsc ecse ecss ecsu ecua ecus eeca eecs eeea eeee eees eese esab esac esas esau esba esbs esca escb esce escs escu esea esee eses essa esse essu esus euba eubc eusa euse sa-c saab saac saae saas saba sabb sabc sabe sabs sabu saca sacc sace sacs sacu saeb saes sasa sasc sase sass saua sauc saue saus sbaa sbac sbas sbbs sbca sbcc sbcs sbsa sbse sbus scaa scab scac scas scba sccc scce sccs scea scec scee scsa scsc scsu scua scub se-c se-e se-s se-u seaa seab seac seas seau seba sebe sebs sec- seca secc sece secs secu seea seeb seec sees seeu sesa sesc sese sess ssaa ssab ssac ssas ssau ssca sscc ssce sscs ssec ssee sses sssa sssb sssc ssss suas sub- suba subb subs suc- succ sucs suee sues sueu sus- susa suse suss susu suus uabc uaca uaes uasa uaua ubac ubba ubbe ucas ucbc ucca ucea uces ucsa ucsb ucsc ucsu ucua ueba uess us-a usaa usac usas usba usbc usbe usbs usca uscc usce uscs usea usee uses ussa ussb ussc usse usss ussu usua usus uuuu

-aaa- a-sea aaaas aaace aaaee aaasa aaass aabaa aabba aacbc aaces aacsa aacsb aacss aacus aasee abaab ababa ababe ababs ababu abaca abacs abasa abase abass abbac abbas abbes abcas abccc abeau abeba abebe abece abees absee abuse acaca acacb acase acass acaua accas accub accue accus aceae acuba acusa aeaea aebbe asaba asabc asasa asbca asce- ascea ascue ascus asebu assab assac assas assce asse- asses asubs auass aubas aucas ausee auseu aussa b-cas baabe babas babau babbs babec babee babes babus bacab bacas bacca bacea bacu basab basca bases bassa basse bassu bause bbbee bbuss bease beaus bebes becca becue beeac beebe beebs besas besee bessa besse beuca bsaba bubas bubba bubbe bucca buces bucsa bucsu busaa busca buses bussa busse bussu busua busuu c-a-c c-bus ca-ca caaba cabas cabse cabus cacas cacau cacu cacus caec- caeca caeus casas casca case- casea cases casse casus cauac cauas cauca cauce caue causa cause ccass ccccc ceace ceaes cease cebas cebec cebes cebus ceeac ceese cesce cesse csaba cscae cuaba cubas cubbe cubeb cubes cubub cucea cueca cusae cusec cusse eacus eases easse ecasa eecca eeeee esaus esbus escae escas esces escua essau esses essse essue eubac s-bus saaba saabs saasa saase saasu sabac sabas sabau sabca sabce sabes sabsa sabus sacae sacas sacbe sacc- sacca sacsa sasca sases sassa sasse sauba sauca sauce sause sbase scabs scace scase sccbc sceau scsaa scuba scusa scuse se-ac seaca seace seaes sease sebae sebba sebbe sebes secas secau secca secus seeas seebe seeca seece seesa seese seesu sesac sesce sesea seses sessa sesse sesue seuca seuss sscac sssss suabe