-ase a-ak a-be aaaa aaab aaac aaae aaar aaas aaba aabb aabc aaca aacb aacc aace aack aacr aacs aaea aaec aaes aaka aake aara aarc aare aars aasa aasc aase aass abaa abab abac abae abaj abak abar abas abb- abba abbb abbe abbr abbs abca abcb abcc abcr abcs abec abee aber abes abjs abra abrc abrs abs- absa abse abss acaa acab acac acae acar acas acba acca accc acce accs ace- acea acec acek acer aces acke acks acr- acra acrc acre acrr acrs acsa acsc acse acss aeac aeas aebs aecb aeer aeka aer- aera aerc aers aesc aess ajab ajac ajak ajar ajas ajba ajee ajka ajss akaa akae akar akas akca akee aker akes akka akr- akra akre aksa arab arac arae arak arar aras arba arbe arbs arc- arca arce arcs area arec aree arek ares arja arje arka arke arks arr- arra arrc arre arrk arrr arrs ars- arsa arsc arse arsk asaa asab asac asae asak asar asas asba asc- asca ascb ascc asce ascj ascr asea asec asee asek aser ases asja aska aske askr asks asra asrc asrs assa assc asse assk assr asss baaa baak baar baas baba babb babe babr babs bac- baca bacc bace back bacs baek baer baes baja bajs bak- baka bake bakr baks bar- bara barb barc bare bark barr bars basa basc base bask bass bbas bbbb bbbs bbeb bbrc bcaa bcar bcas bcbc bcbs bcca bccc bccs bcec bcer bces bcra bcrs bcsa bcsc bcss beak bear beas beba bebb bebe beca beck becs beeb beej beek beer bees beja beka beke beks bera berc bere berk berr bers bes- besa bese besk bess bjcc bjec brab brac brae braj brak bras brca brcb brce brea breb brec bree brek brer bres brje brka brkb brrr brrs brsb brsr bsaa bsac bsas bscs bsea bseb bsec bsee bser bses bsra bssc bsse caaa caab caac caas caba cabe cabs cac- caca cacc cace cack cacr caec caer caes caja caka cake cara carb carc care carj cark carr cars casa casb casc case cask casr cass cbac cbar cbbc cbbs cbca cbcc cbce cbcr cbcs cbea cbec cbee cber cbka cbkj cbkr cbre cbrj cbsa cbsc cbse ccaa ccab ccac ccar ccas ccba ccbc ccca cccb cccc cccs ccee ccra ccrc ccre ccrs ccsa ccss ceac cear ceas ceba cebs cec- ceca cece cecs ceeb ceec cees ceja cejc ceke cer- cera cerc cere cers cesa cesc cese cesr cess cjar cjbc cjbk cjca cjcb cjcj cjcs cjrb cjrc cjrj cjrs cjsb cjss ckac ckbc ckbe ckck ckcs cker ckjr ckjs ckrc cksa cksb crab crac craj crar cras crbc crca crcc crce crcr cre- crea creb crec cree cres crkc crsa crss csaa csab csac csak csar csas cscb cscc csce cscr cscs csea csec csee cser cska csks csra csrc csrs cssa csse cssr eaba eaca eacc eaec eara earb eare ears easa ease ebac ebba ebbc ebbr ebbs ebcc eber ebes ebsa ecaa ecac ecar ecbc ecbe ecca eccb eccc ecce eces ecjs ecka ecks ecra ecrc ecrr ecsa ecsc ecse ecss eeca eecs eeea eeee eees eeka eeke eeks eera eerc eers eese eesk ejer eka- ekab ekeb ekek eker ekes ekka eras erba erbb erbe erca ercc erce ereb erec erer eres erja erke erks erra errc erre errs ersa erse esab esac esar esas esba esbs esca escb esce escr escs esea esee esek eser eses eska eske esks esra essa esse jaak jaar jaas jaba jabr jabs jaca jacc jace jack jacs jaer jaja jaka jake jara jarc jare jark jarr jars jasa jasc jask jass jbaa jbar jcbc jccc jcrc jcss jear jebb jebe jecs jeer jees jeke jera jere jerk jers jesa jesc jese jess jjar jjcc jkcs jrbr jsea jssr jsss kaaa kaab kaak kaar kaas kaba kabb kabc kabe kabr kacb kacc kace kacs kaer kaes kaja kajb kajc kaje kajk kajr kaka kakc kake kakj kakk kaks kara karb kare karj kark karr kars kas- kasa kasb kasc kase kask kasr kass kbaa kbab kbac kbae kbak kbar kbas kbba kbbb kbbc kbbe kbbk kbbr kbbs kbca kbcb kbce kbck kbcr kbcs kbeb kbec kbee kbek kber kbes kbja kbjc kbjk kbjs kbkb kbkk kbkr kbra kbrb kbrc kbre kbrj kbrk kbsa kbsb kbsj kbsk kbsr kbss kcaa kcab kcac kcar kcas kcba kcbc kcbk kcbr kcbs kcca kccb kccc kcck kccr kcea kceb kcec kcee kcjb kcjc kcjj kcjk kckc kckj kckk kckr kcrc kcrr kcrs kcsa kcsb kcsc kcse kcsj kcsr kcss kea- keak kear keas keba kebb kebc kebe kebr keca keck kecr keek keer kees kejb kejj kejs keka kekb kekc keke keks ker- kera kerb kerc kere kerk kerr kers kesa kesb kesc kesj kesk kesr kess kjaa kjac kjae kjak kjas kjbb kjbr kjcb kjcc kjce kjck kjcr kjcs kjee kjer kjjj kjjk kjjr kjjs kjke kjkj kjkk kjks kjrb kjrc kjsa kjsk kjsr kkaa kkac kkar kkba kkbb kkbe kkbj kkbr kkbs kkcb kkcj kkck kkcr kkcs kkea kkjb kkjk kkkj kkkk kkrb kkrc kkre kkrk kkrr kkrs kksa kkse kksj kksr kkss krab krac krae kraj krak krar kras krba krbb krbe krbk krbr krca krcb krcc krce krcs krea kreb krec kree krej krek kres krjb krjc krje krjk krka krkc krke krkk krkr krks krrb krrc krre krrk krrr krrs krsa krsc krse krsj krsk krsr krss ksab ksac ksak ksar ksas ksba ksbc ksbj ksbr ksbs ksca kscb ksce kscj ksck kscr kscs ksea ksec ksee ksek kser ksjb ksjc ksje ksjj ksjk ksjs kska kskb kske kskk kskr ksks ksra ksrb ksrr ksrs kssa ksse kssr ksss raab raaj raak raas raba rabb rabe rabk rabs rac- raca racc race rack racs raec raer raes raja raje rajs raka rake rakk rara rarb rare rark rars rasa rasc rase rask rass rbbb rbbr rbbs rbss rcac rcas rcbc rccb rccc rccs rcsa rcsc rcss rea- reac