a-be aaaa aaab aaad aaae aaal aaar aaba aabb aabd aabl aabt aada aade aadt aaea aala aald aale aall aara aard aare aart aata aatt abaa abab abad abae abal abar abat abb- abba abbb abbe abbr abbt abda abed abee abel aber abet abla able abra abta adaa adab adad adae adal adar adat adba adda addd adde addl addr adea adeb adee adel ader adet adle adra adre adta aede aedt aeer aela aer- aera aerd aeta aetr aett alaa alad alae alal alar alat alb- alba albe ald- alda alde aldl alea aled alee aler alet all- alla alle alll allr alta alte arab arad arae aral arar arat arba arbe arda arde ardl area ared aree arel aret arla arle arr- arra arre arrr arrt arta arte artr at-l at-t ataa atab atad atae atal atar atat atdt atea ated atee atel ater atla atle atra atre atta atte attr baaa baad baal baar baat baba babb babe babr bada badb badd bade badr baed bael baer bala bald bale ball balt bar- bara barb bard bare barr bart bata bate batt bbad bbbb bbdd bbeb bbet bblb bd-r bdle bead beal bear beat beba bebb bebe beda bede bedl beeb beed beel beer beet bela beld bele bell belt bera berd bere berr bert beta bete bett blaa blab blad blae blat blbt bldr blea bleb bled blee blet brab brad brae brat brda brdt brea breb bred bree brel brer bret brrr btaa btdt btla btrt bttb daab daad daae daal daar daba dabb dabt dada dade daeb daer dala dale dall dalt dara darb dard dare darl darr dart data date datr datt dbar dbtt dddd ddre dead deae deal dear deba debe debt deda dedd dede deeb deed deel deer deet dela deld dele dell delt der- dera derb dere derr deta dete detr dlab dlbd draa drab drad drar drat drba drda drea dred dree drel dret drra dtaa dted dtla dtle dtrl e-la eaba eada eadb eadd eala eald eale eara earb eard eare earl eart eata eate ebal ebba ebbr ebed ebel eber ebla edad edar edda edde ede- edea edel eder edla edle edra edta eede eeea eeee eele eera eeta eete el-b elab elad elal elar elat elba elbe elda elde eldr elea eled elee eler elet ella elle elra elta elte erad eral erat erba erbb erbe erda erde ereb ered erel erer eret erla erld erle erll erra erre erta ertl etal etat etbr etee etel eter etla etra etre etta ette laaa laad laal laar laat laba labe labr lada ladd lade lael laer laet lala lald lale lall lara larb lard lare larr lart lata latd late latt lbar lblr lbrt leaa lead leal lear leat leba lebd leda lede ledt leea leed leel leer leet lela lele lell lera lerd lere lert leta lete lett llat lldb llet llll lral lrat lrba lrdd lrrr lrta ltae ltbl ltee ltra lttr raab raad raat raba rabb rabe rabl rada radd rade radl radr radt raed rael raer rala ralb rale rall ralt rara rarb rare rata rate ratt rbbb rbbr rble rder rea- read reae real rear reat reba rebb rebe reda redd rede redl redr reeb reed reel reet rela relb reld rele rell relt rera rerd rere rert reta retd rete retr rett rlab rldt rlee rrad rrat rred rrle rrrr rtdt rtee rtle rtlt taa- taal taar taat taba tabb tabe tabl tada tade tael taer tala tale tall tara tarb tard tare tarr tart tata tatb tate tatr tatt tbar tbrb tbta tdal tddb tdra tead teal tear teat teba teda tedd tede teed teel teer teet tel- tela teld tele tell telt ter- tera tere terr teta tete tetr tett tldr traa trab trad trae tral trat tre- trea tred tree tret trra trte trtr ttab ttbb tter tttt