a-ak a-be a-fu aaaa aaab aaac aaad aaae aaaf aaal aaar aaba aabb aabc aabd aabl aabt aaca aacb aacc aacd aace aacf aack aacl aacr aact aacu aada aadc aade aadt aadu aaea aaec aafa aafb aafc aafd aaff aafl aaka aake aaku aala aalc aald aale aall aalu aara aarc aard aare aart aaru aata aatc aatf aatk aatt abaa abab abac abad abae abaf abak abal abar abat abau abb- abba abbb abbe abbr abbt abca abcb abcc abcd abcf abcl abcr abct abda abdu abec abed abee abel aber abet abff abla able abra abrc abta abtu abua abud abue abuf abuk abul abut ac-t acaa acab acac acad acae acar acat acba acbl acca accc accd acce accf acct accu acda acdb acdc acde acdf acdt ace- acea acec aced acek acel acer acet acfc acfd acfe acfl acft ackd acke acla aclc acle aclr aclu acr- acra acrc acre acrr acta actc acte actf actl actt actu acu- acue acuf acul acur acut adaa adab adac adad adae adak adal adar adat adba adbc adcc adda addc addd adde addl addr addu adea adeb adee adel ader adet adfa adfc adfl adle adra adre adta adua adub adue aduk adur aeac aeaf aecb aecl aect aede aedt aeer aeka aela aelc aer- aera aerc aerd aeta aetc aetf aetr aett afaa afad afak afar afat afca afcb afcc afcu afdb afdc afdl afee afek afel afer afet affa affc afft afka afkr afla aflc afle afr- afra afrc afre afru afta aftc afte afua afud afue akaa akae akal akar akca aked akee akel aker akeu akka akku akle akr- akra akre akte akua alaa alac alad alae alak alal alar alat alau alb- alba albc albe albu alca alcc alce ald- alda alde aldl alea alec aled alee alef alek aler alet aleu alfa alfe alk- alka alkb alkd alke alku all- alla alle alll allr allu alta alte alua aluf aluk alur alut arab arac arad arae araf arak aral arar arat arau arba arbe arc- arca arce arct arda ardc arde ardf ardl ardu area arec ared aree aref arek arel aret areu arfa arfb arfc arff arft arfu arka arke arla arle arr- arra arrc arre arrk arrr arrt arru arta artc arte artr arua arub arud arue arul arut at-l at-t ataa atab atac atad atae atak atal atar atat atca atcc atcf atck atcl atcr atdt atea atec ated atee atef atel ater atfb atfc atfe atka atkt atla atle atra atrc atre atrk atru atta atte attr attu atua atub atuc atuk atul atur auaa aube auca auce auct audc aude auel auer aufc aufe auke aul- aula auld aule aulf aull ault aulu aur- aura aurd aure aut- aute baaa baad baaf baak baal baar baat baba babb babe babr babu bac- baca bacc bace back bact bada badb badd bade badr badu baed baek bael baer bafc baff baft bak- baka bake bakl bakr bakt baku bala balc bald bale balf balk ball balt balu bar- bara barb barc bard bare barf bark barr bart baru bata batc bate batf batt batu bau- baud bauf bauk baul baur bbad bbau bbbb bbdd bbeb bbet bbfc bblb bbrc bcaa bcar bcat bcbc bcca bccc bccl bcda bcde bcec bcer bcet bcfc bcra bcru bctc bcuc bd-r bdbc bddc bdle bduf bead beaf beak beal bear beat beau beba bebb bebe beca beck becu beda bede bedl bedu beeb beed beef beek beel beer beet befa befe beff beft beka beke bela beld bele belk bell belt belu bera berc berd bere berk berr bert beru beta betc bete bett betu beuk beur bfca bffl bfta bftt blaa blab blac blad blae blak blat blau blbt blcu bldc bldr blea bleb bled blee blek blet bleu blfc blkb blkd blrc blub blud blue bluf blur blut brab brac brad brae braf brak brat brau brca brcb brce brda brdt brea breb brec bred bree bref brek brel brer bret brfc brfu brka brkb brrr brtc bruc brud brue brut btaa btaf btcc btcl btdt btec btek btfc btla btrc btrt bttb buad bual buar buat buba bubb bube bubu buca bucc buce buck bucu buda budb budd bude budl budu buea buel buer bueu bufc bufe buff bufr buka buke bukk buku bula bulb buld bule bulk bull bult bulu bur- bura burb burd bure burk burl burr burt buru but- buta bute butt c-cd caaa caab caac caaf caal caat caba cabe cabf cabu cac- caca cacc cace cack cacr cada cadc cadd cade cadr cadu caec caer caeu cafa cafb cafc cafe caff cafl cafu caka cake cala calc cald cale calf calk call calt calu cara carb carc card care carf cark carl carr cart cat- cata catb catc catd cate catf catt catu cauc cauf cauk caul caut cbac cbal cbar cbat cbbc cbca cbcc cbce cbcl cbcr cbct cbcu cbdb cbdc cbea cbec cbee cbef cber cbet cbfb cbfc cbka cbkl cbkr cblb cblc cbrd cbre cbrl cbrt cbta cbtc cbtf cbtl ccaa ccab ccac ccad ccaf ccar ccat ccba ccbc ccca cccb cccc cccf cccl cccu ccdc ccdf ccdr cced ccee ccel ccfa ccfc ccfd ccff ccfl ccla cclc ccra ccrc ccre ccrf ccrl ccrt cctb cctc cctl cctt ccuc ccut cd-e cd-r cdaa cdac cdad cdba cdbf cdda cddb cddl cddr cdec cdef cder cdfa cdfe cdre ceac cead ceal cear ceat ceba cebu cec- ceca cece cect ceda cedd cede cedt cedu ceeb ceec ceel cef- cefa cefc ceke cel- cela celc cele celf cell celt cer- cera cerc cerd cere cerf cerl cert cet- ceta cete cfaa cfab cfac cfae cfar cfbc cfbr cfbt cfca cfcb cfcf cfcl cfda cffb cffr cfra cfrb cfre cfrt cfta cftc cfte cftk cftl cftr ckac ckat ckbc ckbe ckck ckcl ckdu cker ckfr cklf ckrc ckrd cktb clab clad claf clar clat clau clcd cldc cldr clea clec cled clee clef