a-be aaaa aaab aaac aaad aaae aaal aaar aaba aabb aabc aabd aabl aabt aaca aacb aacc aacd aace aacl aacr aact aacu aada aadc aade aadt aadu aaea aaec aala aalc aald aale aall aalu aara aarc aard aare aart aaru aata aatc aatt abaa abab abac abad abae abal abar abat abau abb- abba abbb abbe abbr abbt abca abcb abcc abcd abcl abcr abct abda abdu abec abed abee abel aber abet abla able abra abrc abta abtu abua abud abue abul abut ac-t acaa acab acac acad acae acar acat acba acbl acca accc accd acce acct accu acda acdb acdc acde acdt ace- acea acec aced acel acer acet acla aclc acle aclr aclu acr- acra acrc acre acrr acta actc acte actl actt actu acu- acue acul acur acut adaa adab adac adad adae adal adar adat adba adbc adcc adda addc addd adde addl addr addu adea adeb adee adel ader adet adle adra adre adta adua adub adue adur aeac aecb aecl aect aede aedt aeer aela aelc aer- aera aerc aerd aeta aetc aetr aett alaa alac alad alae alal alar alat alau alb- alba albc albe albu alca alcc alce ald- alda alde aldl alea alec aled alee aler alet aleu all- alla alle alll allr allu alta alte alua alur alut arab arac arad arae aral arar arat arau arba arbe arc- arca arce arct arda ardc arde ardl ardu area arec ared aree arel aret areu arla arle arr- arra arrc arre arrr arrt arru arta artc arte artr arua arub arud arue arul arut at-l at-t ataa atab atac atad atae atal atar atat atca atcc atcl atcr atdt atea atec ated atee atel ater atla atle atra atrc atre atru atta atte attr attu atua atub atuc atul atur auaa aube auca auce auct audc aude auel auer aul- aula auld aule aull ault aulu aur- aura aurd aure aut- aute baaa baad baal baar baat baba babb babe babr babu bac- baca bacc bace bact bada badb badd bade badr badu baed bael baer bala balc bald bale ball balt balu bar- bara barb barc bard bare barr bart baru bata batc bate batt batu bau- baud baul baur bbad bbau bbbb bbdd bbeb bbet bblb bbrc bcaa bcar bcat bcbc bcca bccc bccl bcda bcde bcec bcer bcet bcra bcru bctc bcuc bd-r bdbc bddc bdle bead beal bear beat beau beba bebb bebe beca becu beda bede bedl bedu beeb beed beel beer beet bela beld bele bell belt belu bera berc berd bere berr bert beru beta betc bete bett betu beur blaa blab blac blad blae blat blau blbt blcu bldc bldr blea bleb bled blee blet bleu blrc blub blud blue blur blut brab brac brad brae brat brau brca brcb brce brda brdt brea breb brec bred bree brel brer bret brrr brtc bruc brud brue brut btaa btcc btcl btdt btec btla btrc btrt bttb buad bual buar buat buba bubb bube bubu buca bucc buce bucu buda budb budd bude budl budu buea buel buer bueu bula bulb buld bule bull bult bulu bur- bura burb burd bure burl burr burt buru but- buta bute butt c-cd caaa caab caac caal caat caba cabe cabu cac- caca cacc cace cacr cada cadc cadd cade cadr cadu caec caer caeu cala calc cald cale call calt calu cara carb carc card care carl carr cart cat- cata catb catc catd cate catt catu cauc caul caut cbac cbal cbar cbat cbbc cbca cbcc cbce cbcl cbcr cbct cbcu cbdb cbdc cbea cbec cbee cber cbet cblb cblc cbrd cbre cbrl cbrt cbta cbtc cbtl ccaa ccab ccac ccad ccar ccat ccba ccbc ccca cccb cccc cccl cccu ccdc ccdr cced ccee ccel ccla cclc ccra ccrc ccre ccrl ccrt cctb cctc cctl cctt ccuc ccut cd-e cd-r cdaa cdac cdad cdba cdda cddb cddl cddr cdec cder cdre ceac cead ceal cear ceat ceba cebu cec- ceca cece cect ceda cedd cede cedt cedu ceeb ceec ceel cel- cela celc cele cell celt cer- cera cerc cerd cere cerl cert cet- ceta cete clab clad clar clat clau clcd cldc cldr clea clec cled clee cler clet cleu clra clrd cltb cltc club clud clue clut crab crac crar crat crau crbc crbu crca crcc crce crcr crda crdc cre- crea creb crec cred cree cret creu crrt crtc crtl crub crud crue crut ctab ctae ctal ctba ctca ctec ctle ctrc ctrl ctta cuau cub- cuba cubb cube cuca cucc cuce cuda cude cued cuer cula culb culc culd cule cull cult cura curb curd cure curl curr curt cut- cuta cutc cute cutt daab daad daae daal daar daau daba dabb dabt dabu daca dace dact dada dade dadu daeb daer daeu dala dale dall dalt dalu dara darb darc dard dare darl darr dart daru data date datr datt datu daub daud daue daur daut dbar dbcc dbtt dcbc dcca dccb dccc dccl dcct dccu dcdb dcra dctc dddd ddlc ddrc ddre ddub deac dead deae deal dear deau deba debe debt debu dec- deca decc decd dece decl dect deda dedd dede dedu deeb deed deel deer deet dela deld dele dell delt der- dera derb derc dere derr deta dete detr deua deue deul deur deut dlab dlbd draa drab drac drad drar drat drau drba drbc drca drda drea dred dree drel dret drra drua drub drue drut druu dtaa dtac dtcc dted dtla dtle dtrl duaa duab duad dual duar duat dub- duba dubb dubc dube dubu duca duce duct duda dudd dude dudu duel duer duet dula dulc dule dull dult dulu dura dure durt duru duta dute duul duur duut e-cl e-la eaba eaca eacc eada eadb eadd eaec eala ealc eald eale eara earb eard eare earl eart eata eate ebac ebal ebba ebbc ebbr ebcc ebed ebel eber ebla ebru ebul ebur ecaa ecac ecad ecal ecar