bbbb bbci bbdd bbeb bblb bcbc bccc bcci bccl bcde bcec bcie bcuc bdbc bddc bdii bdle bebb bebe bebi beci beck becu bede bedi bedl bedu beeb beed beek beel beic beik beil beke beki beld bele beli belk bell belu beuk bibb bibe bibi bibl bicc bice bici bick bide bidi bidu bieb bied biel bieu bike biku bild bile bili bilk bill bilu blcu bldc bleb bled blee blei blek bleu blic blik blkb blkd blub blud blue bubb bube bubi bubu bucc buce buci buck bucu budb budd bude budi budl budu buel bueu buic buid buie buik buiu buke buki bukk buku bulb buld bule buli bulk bull bulu c-cd cbbc cbcc cbce cbcl cbcu cbdb cbdc cbdi cbec cbee cbid cbkl cblb cblc ccbc cccb cccc ccci cccl cccu ccdc ccdi cced ccee ccel ccic ccid ccii ccil cclc ccli ccuc cd-e cddb cddl cdec cdic cdii cdli cebu cec- cece ceci cedd cede cedi cedu ceeb ceec ceel ceil ceke cel- celc cele celi cell ceui cibc cibe cibi cicc cici cicu cidc cide cidi ciee ciel ciid ciii cili cilk cill ciuc ckbc ckbe ckbi ckck ckcl ckdu clcd cldc clec cled clee clei clek cleu clib clic clii clik club clud clue cub- cubb cube cubi cucc cuce cuci cuck cude cudi cued cuek cui- cuil cuk- cuke culb culc culd cule culk cull dbcc dcbc dccb dccc dcci dccl dccu dcdb dcii dcil dcli dddd ddie ddlc ddub debe debi debu dec- decc decd dece deci deck decl dedd dede dedi dedu deeb deed deek deel deid deie deil dek- deke deld dele deli delk dell deue deuk deul dibb dibe dice dici dick dide didi didu dieb died diel dieu diii dike diki diku dile dili dilk dill dkdc dkid dlbd dlib dlii dlil dub- dubb dubc dube dubu duce duck dudd dude dudu duel duid duil duke duki duku dulc dule duli dull dulu duul e-cl ebbc ebcc ebed ebel ebic ebid ebli ebul ecbc ecbe eccb eccc ecce ecci eccl ecdc ecdl eced ecib ecil eddc edde eddi ede- edei edel edie edik edil edle educ eede eedu eeee eeke eele eick eid- eide eidi eidu eiec eied eiei eike eiki eild eile ekeb eked ekek ekki el-b elbe elbi elbu elcb elce elde eldi elec eled elee elek elic elid elie elik elil elke elki elle elli ellu elue elui elul eubc eubi eucd eude eule i-be ibec ibed ibid ibie ible icbc icbd iccb iccc icci iccl iccu icdc icdd icde icdl icec iced icee icel icke icle icll icub icue idbe idce idec ided idee idel idic idid idie idil idku idle idli idub iecc ieie ield iele ieud iicd iide iied iiie iiii iiuc ikee ikid ikki ikue ilbc ilcd ilce ilde ile- ilec iled ilek ilic ilie ilke ilki ilku ill- illd ille illi ilud iucc iuce iuel iuiu k-ci k-id kbbb kbbc kbbd kbbe kbbi kbbk kbbl kbbu kbcb kbce kbci kbck kbcl kbcu kbdb kbde kbdi kbdl kbeb kbec kbed kbee kbek kbel kbib kbic kbid kbie kbik kbil kbiu kbkb kbkk kbkl kblb kbld kble kbll kblu kbub kbuc kbud kbue kbuk kbul kbuu kcbc kcbd kcbi kcbk kcbl kcbu kccb kccc kccd kcci kcck kccl kccu kcdc kcdd kcdi kcdu kceb kcec kced kcee kcei kcel kceu kcic kcid kcie kcii kcil kciu kckc kckk kckl kclc kcle kcli kclk kcll kclu kcub kcue kcui kcuk kcul kdbb kdbi kdbl kdcc kdcd kdce kddb kddc kddd kddi kddk kddl kdeb kdec kdei kdel kdic kdil kdkb kdkd kdkk kdlb kdlc kdld kdll kdub kduc kebb kebc kebe kebi kebu keck kedb kedc kedd kede kedi keed keek keel keib keid keii keik keil kekb kekc keke keki kekl keku keld kele keli kelk kell kelu keul kibb kibc kibe kibi kibl kibu kicb kicc kicd kice kick kicl kidb kidd kide kidi kidk kidl kidu kiel kieu kiic kiid kiii kiik kiiu kikc kikd kiki kikk kiku kilb kild kile kili kilk kill kiul kiuu kkbb kkbd kkbe kkbi kkbl kkcb kkcd kkci kkck kkcl kkdc kkdd kkdl kked kkic kkid kkik kkkk kklb kklc kkld kkli kkll kkuu klbb klbc klbd klbe klbl klbu klcb klcc klcd klce klci klck klcl kldc kldd klde kleb klec kled klee klek klib klic klid klik klil kliu klkc klkk klkl kllb kllc klle kllk klub klue kluk kluu kubb kubc kubd kube kubu kucb kucc kucd kuce kuci kudd kude kudi kudl kudu kued kuei kuek kuel kueu kuic kuie kuik kuil kuke kuki kukk kukl kuku kulb kuld kule kuli kull kulu kuub kuuk kuul kuuu lbcc lcbc lccc lcce lcdd ldci le-u lebd lebu lece leck lede ledi leed leek leel leib leic leid leie leik leil leke leki lekk lele leli lell lelu leuc leud leuk libc libe libu lice lick lidb lide lidl lieb lied liek liel lieu liii like liku lilb lile lili lill lilu liue llcc lldb lldc lleu lllc llll llud lube luce luci luck ludd lude ludi lued luik luke luki lule luli lull lulu luuk u-ie ubbe ubbi ubek ubic ubid ubii ubik uble ubli ubud ucbc ucci ucdc ucdd ucel ucil udbc uddi udel udic udid uduk ueki uele ueli uell uile ukcc ukek ukeu ulbc ulcc ulde uleb ulee ulek ulic ulie ulik ulle ulli uluk ulul uulu uuuu