a-a a-b a-c aaa aab aac aae aag aas aau ab- aba abb abc abe abg abs abu ac- aca acb acc ace acg acs acu aea aeb aec aee aeg aes aeu ag- aga agb agc age agg ags agu as- asa asb asc ase asg ass asu au- aua aub auc aue aug aus b-u baa bab bac bae bag bas bau bba bbb bbc bbe bbg bbs bbu bca bcb bcc bce bcg bcs bcu be- bea beb bec bee beg bes beu bga bgb bgc bge bgg bgs bgu bsa bsb bsc bse bsg bss bsu bua bub buc bue bug bus buu c-- caa cab cac cae cag cas cau cba cbb cbc cbe cbg cbs cbu cca ccb ccc cce ccg ccs ccu ce- cea ceb cec cee ceg ces ceu cga cgb cgc cge cgg cgs cgu csa csb csc cse csg css csu cua cub cuc cue cug cus cuu eaa eab eac eae eag eas eau eba ebb ebc ebe ebg ebs ebu ec- eca ecb ecc ece ecg ecs ecu eea eeb eec eee eeg ees ega egb egc ege egg egs egu es- esa esb esc ese esg ess esu eu- eua eub euc eue eug eus gaa gab gac gae gag gas gau gba gbc gbe gbg gbs gbu gca gcb gcc gce gcg gcs gcu ge- gea geb gec gee geg ges geu gga ggb ggc ggg ggs ggu gsa gsb gsc gse gsg gss gsu gu- gua gub guc gue gug gus guu saa sab sac sae sag sas sau sba sbb sbc sbe sbg sbs sbu sca scb scc sce scg scs scu se- sea seb sec see seg ses seu sga sgb sgc sge sgg sgs sgu ss- ssa ssb ssc sse ssg sss ssu sua sub suc sue sug sus suu ua- uaa uab uac uae uag uas uau uba ubb ubc ube ubg ubs ubu uca ucb ucc uce ucg ucs ucu uea ueb uec uee ueg ues uga ugb ugc uge ugg ugs ugu usa usb usc use usg uss usu uua uuc uue uug uus uuu

-ase a-be aaaa aaab aaac aaae aaas aaba aabb aabc aaca aacb aacc aace aacs aacu aaea aaec aaes aage aasa aasc aase aass aasu aaus abaa abab abac abae abag abas abau abb- abba abbb abbe abbs abca abcb abcc abcs abec abee abes abs- absa abse abss absu abua abue abug abus acaa acab acac acae acag acas acba acca accc acce accs accu ace- acea acec aces acga acgs acsa acsc acse acss acu- acue acus aeac aeas aebs aecb aega aesc aess agac agag agas agau agba agca agcc agce agea agee ages agga agge aggu agsa agsg agsu agua ague agus asaa asab asac asae asag asas asau asba asbu asc- asca ascb ascc asce asea asec asee ases asge assa assc asse asss assu asub asue asus auaa aube auca auce auga auge augs ausa ause ausu auug baaa baas baba babb babe babs babu bac- baca bacc bace bacs baes baga bage bagg bags basa basc base bass basu bau- baug bbas bbau bbbb bbbs bbeb bbga bcaa bcas bcbc bcbg bcbs bcca bccc bccs bcec bces bcgs bcsa bcsc bcss bcuc beag beas beau beba bebb bebe beca becs becu beeb beeg bees bega begg begs begu bes- besa bese bess bgca bggs bsaa bsac bsas bscs bsea bseb bsec bsee bseg bses bsgs bssc bsse buba bubb bube bubs bubu buca bucc buce bucs bucu buea bueu buga buge bugg bugs busa busc buse buss busu buus caaa caab caac caas caba cabe cabg cabs cabu cac- caca cacc cace caec caes caeu caga cage cagg cags casa casb casc case cass casu cauc caus cbac cbbc cbbs cbca cbcc cbce cbcs cbcu cbea cbec cbee cbga cbgb cbsa cbsc cbse cbus ccaa ccab ccac ccag ccas ccba ccbc ccca cccb cccc cccs cccu ccee ccga ccgc ccgs ccsa ccsg ccss ccuc ccus ceac ceas ceba cebs cebu cec- ceca cece cecs ceeb ceec cees cege cesa cesc cese cesg cess cgac cgas cgcc cgcg cges cggs cgsb cgss 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 cuga cusa cusb cusg cuss cusu eaba eaca eacc eaec eaga eage easa ease eaus ebac ebba ebbc ebbs ebcc ebes ebsa ebus ecaa ecac ecbc ecbe ecca eccb eccc ecce eces ecgs ecsa ecsc ecse ecss ecsu ecua ecus eeca eecs eeea eeee eees eega eegs eese egaa egae egas egba egbe egbu egcc egcg egea egec egee eggb egge eggs egsc egss esab esac esag esas esau esba esbs esca escb esce escs escu esea esee eses essa esse essg essu esus euba eubc euge eusa euse gaas gaba gabb gabe gabs gabu gace gaea gaec gaes gaga gage gagg gags gagu gasa gasb gasc gase gass gaua gaub gaue gaus gbag gbas gbbs gc-c gcaa gcbc gccc gccs gcse gcss gcsu geab geas geba gebe geca gece gees gege gegg gesg gess gesu geue gggg ggss gsab gsea gsse guaa guac guag guba gubb gubs gubu guca gues guga gugb guge gugg gugu gusa gusb guse guss guus sa-c saab saac saae saag saas saba sabb sabc sabe sabs sabu saca sacc sace sacs sacu saeb saes saga sage sagg sags sagu sasa sasc sase sass saua sauc saue saus sbaa sbac sbas sbbs sbca sbcc sbcs sbsa sbse sbus scaa scab scac scag scas scba sccc scce sccs scea scec scee sceg scgs scsa scsc scsu scua scub scug se-c se-e se-g se-s se-u seaa seab seac seas seau seba sebe sebs sec- seca secc sece secg secs secu seea seeb seec seeg sees seeu sega sege segg segs segu sesa sesc sese sess sgaa sgac sgau sgca sgcb sgce sgcg sges sggg sggs sgss ssaa ssab ssac ssas ssau ssca sscc ssce sscs ssec ssee sses