bbbb bbdd bbeb bblb bd-r bdii bdle bebb bebe bebi bede bedi bedl bedu beeb beed beek beel beer beik beil beir beke beki beld bele beli belk bell belu berd bere beri berk berr beru beuk beur bibb bibe bibi bibl bide bidi bidr bidu bieb bied biel bier bieu bike biku bild bile bili bilk bill bilu birb bird bire biri birk birl birr biru bldr bleb bled blee blei blek bleu blik blir blkb blkd blub blud blue blur breb bred bree brei brek brel brer brid brie brik bril brkb brrr brud brue bubb bube bubi bubu budb budd bude budi budl budu buel buer bueu buid buie buik buir buiu buke buki bukk buku bulb buld bule buli bulk bull bulu bur- burb burd bure buri burk burl burr buru dddd ddie ddre ddub debe debi debu dedd dede dedi dedu deeb deed deek deel deer deid deie deil deir dek- deke deld dele deli delk dell der- derb dere deri derk derr deue deuk deul deur dibb dibe dide didi didu dieb died diel dier dieu diii dike diki diku dile dili dilk dill dird dire dirk dirl dirr dkid dlbd dlib dlii dlil dred dree drei drek drel drib drie dril drub drue drui druk druu dub- dubb dube dubu dudd dude dudu duel duer duid duil duir duke duki duku dule duli dull dulu dure duri durk duru duul duur ebbr ebed ebel eber ebid ebli ebru ebul ebur edde eddi ede- edei edel eder edie edik edil edle edru edur eede eedu eeee eeke eele eid- eide eidi eidr eidu eied eiei eier eike eiki eild eile eird eire ekeb eked ekek eker ekki ekur el-b elbe elbi elbu elde eldi eldr eled elee elek eler elid elie elik elil elke elki elle elli ellu elue elui elul erbb erbe erde erdi ereb ered erei erel erer erie erik eril eriu erke erki erld erle erli erll erre erub erur eubi eude euer eule eur- eure i-be ibed ibid ibie ible ibrd ibri idbe ided idee idel ider idid idie idil idir idku idle idli idre idub iedr ieie ield iele iere ieri ieud iide iied iiie iiii ikee iker ikid ikki ikri ikue ilde ile- iled ilek iler ilie ilir ilke ilki ilku ill- illd ille illi ilre ilud irbe ired iree irel irer iri- irid irie iril irki irlb irre irri irul iuel iuiu k-id kbbb kbbd kbbe kbbi kbbk kbbl kbbr kbbu kbdb kbde kbdi kbdl kbdr kbeb kbed kbee kbek kbel kber kbib kbid kbie kbik kbil kbiu kbkb kbkk kbkl kbkr kblb kbld kble kbll kblr kblu kbrb kbrd kbre kbri kbrk kbrl kbru kbub kbud kbue kbuk kbul kbur kbuu kdbb kdbi kdbl kdbr kddb kddd kddi kddk kddl kddr kdeb kdei kdel kdil kdkb kdkd kdkk kdkr kdlb kdld kdll kdlr kdrb kdri kdrl kdub kdur kebb kebe kebi kebr kebu kedb kedd kede kedi kedr keed keek keel keer keib keid keii keik keil keir kekb keke keki kekl keku keld kele keli kelk kell kelu ker- kerb kere keri kerk kerl kerr keru keul keur kibb kibe kibi kibl kibr kibu kidb kidd kide kidi kidk kidl kidr kidu kiel kier kieu kiid kiii kiik kiiu kikd kiki kikk kikr kiku kilb kild kile kili kilk kill kilr kirb kiri kirk kirr kiru kiul kiur kiuu kkbb kkbd kkbe kkbi kkbl kkbr kkdd kkdl kked kkid kkik kkkk kklb kkld kkli kkll kkrb kkre kkrk kkrl kkrr kkuu klbb klbd klbe klbl klbu kldd klde kldr kleb kled klee klek kler klib klid klik klil klir kliu klkk klkl klkr kllb klle kllk klrd klrk klrr klru klub klue kluk klur kluu krbb krbd krbe krbi krbk krbl krbr krdd krde krdr krdu kreb kred kree krei krek kreu krib krid krik kril krkd krke krki krkk krkr krku krld krle krrb krre krri krrk krrl krrr krue krui kruk krul krur kubb kubd kube kubr kubu kudd kude kudi kudl kudu kued kuei kuek kuel kueu kuie kuik kuil kuke kuki kukk kukl kuku kulb kuld kule kuli kull kulu kurb kurd kure kuri kurk kurl kurr kuru kuub kuuk kuul kuur kuuu lblr le-u lebd lebu lede ledi leed leek leel leer leib leid leie leik leil leir leke leki lekk lele leli lell lelu lerd lere lerk leud leuk leur libe libr libu lidb lide lidl lieb lied liek liel lier lieu liii liir like liku lilb lile lili lill lilu lird lire liri lirk lirl lirr liru liue lldb lleu llll llud lrdd lrrr lube ludd lude ludi lued luer luik luke luki lule luli lull lulu lurd lure luri lurk luuk rbbb rbbr rble rder rebb rebe rebk rebu redd rede redi redl redr redu reeb reed reek reel reid reii reik reil reir reiu reke reki relb reld rele rell rerd rere reri reru reue reuk reul reuu rib- ribe ribu ridd ride ridi ried riek riel rier rieu rike riki rikk riku rile rill rilu rire riri riue rlee rleu rred rrle rrrr rubb rube rubi rubu rudd rude rudi rudl rued ruel ruer ruid ruke ruki rukk ruku rule rulk rull rurd rure ruri ruru ruud u-ie ubbe ubbi ubek uber ubid ubii ubik ubir uble ubli ubud uddi udel uder udid udir uduk ueir ueki uele ueli uell uile uirr ukek ukeu ukur ulde uleb ulee ulek ulie ulik ulle ulli ullr uluk ulul urbe urbi urde urdu ure- ured urib urie urik uriu urke urle urre urri uruk urur uulu uuri uuuu