a-be a-do aaaa aaab aaac aaad aaae aaal aaba aabb aabc aabd aabl aabt aaca aacb aacc aacd aace aacl aaco aact aada aadc aade aadt aaea aaec aage aala aalc aald aale aall aalo aaoe aaoo aata aatc aatt abaa abab abac abad abae abag abal abat abb- abba abbb abbe abbo abbt abca abcb abcc abcd abcl abct abda abdo abec abed abee abel abet abgd abgl abla able ablo aboa abob abod abol aboo abot abta ac-t acaa acab acac acad acae acag acat acba acbl acca accc accd acce acco acct acda acdb acdc acde acdt ace- acea acec aced acel acet acga acla aclc acle acoa acod acoe acog acol acot acta actc acte actg actl acto actt adaa adab adac adad adae adag adal adao adat adba adbc adcc adda addc addd adde addl addo adea adeb adee adel adeo adet adle adob adoc adod adoe adog adoo adot adta aeac aecb aecl aect aede aedt aega aela aelc aeta aetc aeto aett ag-o agac agad agag agal agao agat agba agbo agca agcc agce agco agct agda agde agea aged agee agel aget agga agge agla aglc agle agob agod agog agol agoo agot agta agte alaa alac alad alae alag alal alao alat alb- alba albc albe albo alca alcc alce alco ald- alda alde aldl aldo alea alec aled alee aleg aleo alet alg- alga alge algo all- alla alle alll allo aloa aloc alod aloe alog alol aloo alot alta alte alto aoba aoca aoce aola aole aotc aotd at-l at-t ataa atab atac atad atae atal atat atca atcc atcl atco atdt atea atec ated atee atel ateo atgo atla atle atlo atob atoc atod atoe atol atot atta atte atto baaa baad baal baat baba babb babe babo bac- baca bacc bace baco bact bada badb badd bade bado baed bael baga bage bagg bago bagt bala balc bald bale ball balo balt baol bata batc bate bato batt bbad bbbb bbdd bbdo bbeb bbet bbga bblb bcaa bcat bcbc bcbg bcca bccc bccl bcda bcde bcec bcet bctc bdbc bddc bdle bdog bead beag beal beat beba bebb bebe bebo beca beda bede bedl bedo beeb beed beeg beel beet bega begg bego bela beld bele belg bell belo belt beo- beod beot beta betc bete beto bett bgca blaa blab blac blad blae blag blat blbt bldc bldg blea bleb bled blee bleg bleo blet blob bloc blod blog bloo blot boab boac boad boag boal boat boba bobb bobe bobo boca boce boco boda bodb bode bodo boea boec boee boel boeo boet boga bogd boge bogg bogo bogt bola bold bole bolg boll bolo bolt boob booc bood booe boog bool boot bota botb botd bote boto bott btaa btcc btcl btdt btec btla btob bttb c-bo c-cd caaa caab caac caal caat caba cabe cabg cabo cac- caca cacc cace caco cada cadc cadd cade cado caec caga cage cagg cago cala calc cald cale call calo calt caod caol cat- cata catb catc catd cate cato catt cbac cbal cbat cbbc cbca cbcc cbce cbcl cbct cbdb cbdc cbdo cbea cbec cbee cbet cbga cbgb cblb cblc cbol cbot cbta cbtc cbtl ccaa ccab ccac ccad ccag ccat ccba ccbc ccca cccb cccc cccl ccdc cced ccee ccel ccga ccgc ccgt ccla cclc cclg ccob ccoc ccod cctb cctc cctl cctt cd-e cdaa cdac cdad cdba cdda cddb cddl cdec cdot ceac cead ceal ceat ceba cec- ceca cece ceco cect ceda cedd cede cedo cedt ceeb ceec ceel cege cego cel- cela celc cele cell celo celt ceol cet- ceta cete ceto cgac cgal cgcc cgcg cged cgel cgtl clab clad clag clat clcd cldc clea clec cled clee cleg cleo clet clob clod cloe clog cloo clot cltb cltc coad coag coal coat coba cobb cobe cobo coca coce coco coct coda codd code codl coed coel cogo col- cola colb cold cole coll colo colt coob cood cool coot cota cotb cotc cote coto cott ctab ctae ctag ctal ctba ctca ctec ctge ctle ctlg ctol ctot ctta d-bo daab daad daae daag daal daba dabb dabo dabt daca dace dact dada dade dado daeb daga dage dagg dago dala dale dall dalo dalt data date dato datt dbag dbcc dbtt dcbc dcca dccb dccc dccl dcct dcdb dcgo dctc dddd ddlc ddoc ddot deac dead deae deal deba debe debt dec- deca decc decd dece decl deco dect deda dedd dede dedo deeb deed deeg deel deet dega dege dego dela deld dele dell delo delt deol deta dete deto dgac dgca dgeg dgge dglc dlab dlbd dlco dleg doab doae doal doat doba dobb dobe dobl doca doce doco doct dod- doda dodd dode dodg dodo doea doeg doel dog- doga doge dogg dogo dola dold dole doll dolo dolt doob dood dool doot dota dotd dote doto dott dtaa dtac dtcc dted dtla dtle dtot e-cl e-la eaba eaca eacc eada eadb eadd eaec eaga eage eagl eala ealc eald eale eata eate ebac ebal ebba ebbc ebbo ebcc ebed ebel ebla eboe ebol eboo ecaa ecac ecad ecal ecao ecat ecbc ecbe ecca eccb eccc ecce eccl ecco ecct ecdc ecdl eced ecla eclt eco- ecod ecog ecol ecot ect- ecta ectc ecto edac edad edag edca edda eddc edde eddo ede- edea edel edge edla edle edoc edod edta eeca eede eeea eeee eega eele eeoc eeta eetc eete egaa egad egae egal egao egat egba egbe egcc egcg egea egec egee egel eggb egge eggo eglc egle ego- egol egot egta egte el-b elab elac elad elal elat elba elbe elbo elca elcb elce elco elda elde elea elec eled elee eleo elet elgg ella elle ello elod elog elta elte elto eocd eode eola eole eolo eota eotc eotd eoto etag etal etat etbc etcc etco etec etee etel etla etoe etta ette etto gaal gaba gabb gabe gabl gabo gabt gace