-ase a-ak a-be aaaa aaab aaac aaae aaap aaar aaas aaba aabb aabc aabp aaca aacb aacc aace aack aacp aacr aacs aacu aaea aaec aaep aaes aaka aake aaku aapa aapc aaps aara aarc aare aarp aars aaru aasa aasc aase aass aasu aaup aaus abaa abab abac abae abak abap abar abas abau abb- abba abbb abbe abbr abbs abca abcb abcc abcp abcr abcs abec abee aber abes abpa abpc abpp abpr abps abra abrc abrs abs- absa abse absp abss absu abua abue abuk abus acaa acab acac acae acap acar acas acba acca accc acce accp accs accu ace- acea acec acek acer aces acke acks acpa acpe acpr acps acpu acr- acra acrc acre acrr acrs acsa acsc acse acss acu- acue acup acur acus aeac aeap aeas aebs aecb aeer aeka aer- aera aerc aers aesc aess akaa akae akap akar akas akca akee aker akes akeu akka akku akpu akr- akra akre aksa aksu akua apac apak apap apar apas apba apbr apbs apca apcb apcc apcr apcs apea apec apep aper apes apeu apke appa appc appr apps appu apra aprc apre aprs apsa apse apss apsu apua apuc apup apus arab arac arae arak arap arar aras arau arba arbe arbs arc- arca arce arcs area arec aree arek arep ares areu arka arke arks arpa arpe arps arpu arr- arra arrc arre arrk arrr arrs arru ars- arsa arsc arse arsk arsu arua arub arue arup asaa asab asac asae asak asap asar asas asau asba asbu asc- asca ascb ascc asce ascp ascr asea asec asee asek asep aser ases aska aske askr asks aspa aspc aspe aspr asps asra asrc asrs asru assa assc asse assk assp assr asss assu asub asue asur asus auaa aube auca auce aucp auer auke auks aupc aups aur- aura aure ausa ause ausu baaa baak baar baas baba babb babe babr babs babu bac- baca bacc bace back bacs baek baer baes bak- baka bake bakr baks baku bapa bapc bape bapp baps bapu bar- bara barb barc bare bark barr bars baru basa basc base bask bass basu bau- bauk baur bbas bbau bbbb bbbs bbeb bbpr bbrc bcaa bcap bcar bcas bcbc bcbp bcbs bcca bccc bccs bcec bcer bces bcpp bcps bcra bcrs bcru bcsa bcsc bcss bcuc bcup beak beap bear beas beau beba bebb bebe beca beck becs becu beeb beek beep beer bees beka beke beks bera berc bere berk berr bers beru bes- besa bese besk bess beuk beur bkpr bksp bpcp bpea bprc bpsa bpsu brab brac brae brak bras brau brca brcb brce brea breb brec bree brek brep brer bres brka brkb brrr brrs brsb brsr bruc brue brup brus bsaa bsac bsap bsas bscp bscs bsea bseb bsec bsee bser bses bspp bspr bsra bssc bsse bsup buar buba bubb bube bubs bubu buca bucc buce buck bucs bucu buea buer bueu buka buke bukk buku bupa bupc bups bur- bura burb bure burk burp burr burs buru busa busc buse busk buss busu buus caaa caab caac caap caas caba cabe cabs cabu cac- caca cacc cace cack cacr caec caer caes caeu caka cake capa capb capc cape capp caps capu cara carb carc care cark carp carr cars casa casb casc case cask casp casr cass casu cauc cauk caup caus cbac cbar cbbc cbbs cbca cbcc cbce cbcp cbcr cbcs cbcu cbea cbec cbee cber cbka cbkr cbpc cbpp cbre cbsa cbsc cbse cbus ccaa ccab ccac ccap ccar ccas ccba ccbc ccca cccb cccc cccp cccs cccu ccee ccpa ccpe ccpp ccpr ccps ccra ccrc ccre ccrp ccrs ccsa ccsp ccss ccuc ccup ccus ceac cear ceas ceba cebp cebs cebu cec- ceca cece cecp cecs ceeb ceec cees ceke cepa cepc cepe cepp cepr ceps cer- cera cerc cere cerp cers cesa cesc cese cesp cesr cess ckac ckbc ckbe ckck ckcs cker ckpc ckpr ckrc cksa cksb cpaa cpac cpap cpas cpbc cpca cpce cpcs cpcu cpea cpeb cpep cper cppa cpps cpre cprs cpsa cpsc cpsk cpsr cpsu cpus crab crac crap crar cras crau crbc crbu crca crcc crce crcr cre- crea creb crec cree crep cres creu crkc crkp crpc crps crsa crsp crss crub crue cruk crup crus csaa csab csac csak csar csas cscb cscc csce cscr cscs csea csec csee csep cser cska csks cspa cspb cspc cspe csps csra csrc csrs cssa csse cssr csua csup csur csus cuau cub- cuba cubb cube cubs cuca cucc cuce cuck cuek cuer cues cuk- cuka cuke cupe cupp cupr cups cura curb cure curr curs cusa cusb cusk cusp cuss cusu eaba eaca eacc eaec eapc eapp eaps eara earb eare earp ears easa ease eaus ebac ebba ebbc ebbr ebbs ebcc eber ebes ebru ebsa ebur ebus ecaa ecac ecar ecbc ecbe ecca eccb eccc ecce eces ecka ecks ecpa ecpp ecra ecrc ecrr ecru ecsa ecsc ecse ecsp ecss ecsu ecua ecus eeca eecs eeea eeee eees eeka eeke eeks eeps eera eerc eers eese eesk eka- ekab ekeb ekek eker ekes ekka ekpe ekur epaa epac epas epcc epec epee eper epes eppa eppc eppp epps epra eprb eprp eprs epsa epsc epsp epss epub epus erap eras erau erba erbb erbe erca ercc erce ercp ereb erec erer eres erke erks erpa erpe erps erra errc erre errs ersa erse erua erub eruc erur erus esab esac esar esas esau esba esbs esca escb esce escr escs escu esea esee esek eser eses eska eske esks esku espa espc espe espp esps esra essa esse essp essu esus euba eubc euer eur- eura eurc eure eusa euse kaaa kaab kaak kaap kaar kaas kaba kabb kabc kabe kabr kabu kacb kacc kace kacp kacs kacu kaep kaer kaes kaka kakc kake kakk kaks kaku kap- kapa kapc kape kapp kaps kapu kara karb kare kark karp karr kars karu kas- kasa kasb kasc