a-be aaaa aaab aaac aaae aaal aaap aaba aabb aabc aabl aabp aabt aaca aacb aacc aace aacl aaco aacp aact aaea aaec aaep aala aalc aale aall aalo aaoe aaoo aapa aapc aapl aapo aapt aata aatc aatt abaa abab abac abae abaj abal abap abat abb- abba abbb abbe abbo abbt abca abcb abcc abcl abcp abct abec abee abel abet abla able ablj ablo aboa abob abol aboo abot abpa abpc abpp abta ac-t acaa acab acac acae acap acat acba acbl acca accc acce acco accp acct ace- acea acec acel acet acla aclc acle acoa acoe acol acop acot acpa acpe acpt acta actc acte actl acto actt aeac aeap aecb aecl aect aela aelc aelp aeta aetc aeto aett ajab ajac ajao ajat ajba ajee ajep ajet ajla ajob ajoo ajot ajpa al-p alaa alac alae alal alao alap alat alb- alba albc albe albo alca alcc alce alco alea alec alee aleo alep alet all- alla alle alll allo aloa aloc aloe alol aloo alop alot alpa alpe alpl alpo alta alte altj alto aoba aoca aoce aola aole aopo aotc apac apal apao apap apat apba apca apcb apcc apco apea apec apel apep apet apl- apla aple aplp apo- apoc apoe apoo apop apot appa appc appl appt apta aptc apte aptt at-l at-t ataa atab atac atae atal atap atat atca atcc atcl atco atea atec atee atel ateo atep atla atle atlo atob atoc atoe atol atop atot atta atte atto attp baaa baal baat baba babb babe babo bac- baca bacc bace baco bact bael baja bala balc bale ball balo balt baol bapa bapc bape bapp bapt bata batc bate bato batt bbbb bbeb bbet bblb bcaa bcap bcat bcbc bcbp bcca bccc bccl bcec bcet bcpl bcpp bctc beal beap beat beba bebb bebe bebo beca beeb beej beel beep beet beja bela bele bell belo belp belt beo- beot bepo beta betc bete beto bett bjcc bjec bjoa blaa blab blac blae blaj blat blbt blea bleb blee bleo blet blob bloc bloo blop blot boab boac boal boat boba bobb bobe bobo boca boce boco boea boec boee boel boeo boep boet bojo bojt bola bole boll bolo bolt boob booc booe bool boop boot bopa bope bopp bota botb bote boto bott bpcp bpea bpel bpoe bpot btaa btbp btcc btcl btec btla btlp btob bttb c-bo caaa caab caac caal caap caat caba cabe cabo cac- caca cacc cace caco caec caja cala calc cale call calo calp calt caol capa capb capc cape capo capp capt cat- cata catb catc cate cato catt cbac cbal cbat cbbc cbca cbcc cbce cbcl cbcp cbct cbea cbec cbee cbet cblb cblc cbol cbot cbpc cbpp cbta cbtc cbtl ccaa ccab ccac ccap ccat ccba ccbc ccca cccb cccc cccl cccp ccee ccel ccjo ccla cclc ccob ccoc ccpa ccpe ccpl ccpp cctb cctc cctl cctt ceac ceal ceat ceba cebp cec- ceca cece ceco cecp cect ceeb ceec ceel ceja cejc cel- cela celc cele cell celo celt ceol ceop cepa cepc cepe cepo cepp cept cet- ceta cete ceto cetp cjbc cjca cjcb cjcj cjcl cjlo cjob cjpp clab clap clat clea clec clee cleo clep clet clob cloe cloo clop clot clpb clpp cltb cltc coal coat coba cobb cobe cobo coca coce coco cocp coct coel coep cojo col- cola colb cole coll colo colp colt coob cool coop coot copa cope copo copp copt cota cotb cotc cote coto cott cpaa cpac cpap cpbc cpca cpce cpea cpeb cpep cplc cppa cptp ctab ctae ctal ctba ctca ctcp ctec ctep ctle ctol ctot ctpo ctpp ctta e-cl e-la eaba eaca eacc eaec eala ealc eale eaop eapc eapp eata eate ebac ebal ebba ebbc ebbo ebcc ebel ebla eboe ebol eboo ebpo ecaa ecac ecal ecao ecat ecbc ecbe ecca eccb eccc ecce eccl ecco ecct ecla eclt eco- ecol ecop ecot ecpa ecpp ect- ecta ectc ecto eeca eeea eeee eele eeoc eeta eetc eete ejob ejoo ejot el-b el-p elab elac elal elat elba elbe elbo elca elcb elce elco elea elec elee eleo elet ella elle ello elpe elta elte elto eola eole eolo eota eotc eoto epaa epac epcc epec epee eple epll epoc epol epot eppa eppc eppo eppp epta epte etal etap etat etbc etcc etco etec etee etel etla etoe etta ette etto jaal jaap jaba jabo jaca jacc jace jacl jaco jael jaja jala jalc jale jalt japa jape japp jato jbaa jbel jbob jcap jcbc jccc jcpa jeat jebb jebe jeel jeep jeet jell jeol jeta jetb jete jetl jett jjap jjcc jlab joab joal joao joba jobe jobo joca joce joco joea joee joel jojo jola jole joll jolo jolt jool joot jopa jope jota joto jott jpca jpcc jpet jpop jpot jtac jtbc jtcc jtol laaa laac laaj laal laap laat laba labe labo laca lacc lace lacl laco lacp lact lael laet laja laje lajo lala lale lall lalo lapa lapb lapc lape lapp lapt lata latc late lato latt lbcc lcac lcat lcbc lcca lccc lcce lcpa lcpc lcpl lctl lcto leaa leal leao leap leat leba lebo leca lece leco lect leea leej leel leep leet lela lele lell lelo leoc lepa lepe lepo lepp lept leta lete leto lett ljeb ljla llao llat llcc llet lllc llll lloa lloc lloo loac loap loat lob- loba lobb lobe lobo loca locc loce loco loeb loja loje lojo lola lole loll lolo loob looc looe looj lool loop loot lopa lope lopp lota lote lotl loto lott lpac lpec lpla lppl lptb ltac ltae ltap ltbl ltcc ltee ltpa lttc o-eo oall oate obal obba obbo obea obec obel obet obja obla oble oboe obol obot ocab ocac ocal ocap ocat ocbc occa occc occt oce ocee ocet oclc ocpa ocpp oct- octa octe octo oec- oeca oecc oeec oela oele oepa oeta ojal ojea olac