bbbb bbdd bbeb bd-j bd-r bdii bebb bebe bebi bede bedi bedu beeb beed beej beek beer beij beik beir beke beki berd bere beri berk berr beru beuk beur bibb bibe bibi bide bidi bidr bidu bieb bied bier bieu biji biju bike biku birb bird bire biri birk birr biru breb bred bree brei brek brer brid brie brik brje brkb brrr brud brue bubb bube bubi bubu budb budd bude budi budu buer bueu buid buie buik buir buiu buje buji buju buke buki bukk buku bur- burb burd bure buri burj burk burr buru dddd ddie ddre ddub debe debi debu dedd dede dedi dedu deeb deed deek deer deid deie deir deje deji dejk dek- deke der- derb dere deri derj derk derr deue deuk deur dibb dibe dide didi didj didu dieb died dier dieu diii dike diki diku dird dire dirk dirr djed djer dkid dred dree drei drek drib drie drub drue drui druj druk druu dub- dubb dube dubu dudd dude dudu duer duid duir duji duke duki duku dure duri durk duru duur ebbr ebed eber ebid ebru ebur edde eddi ede- edei eder edie edik edru edur eede eedu eeee eeke eid- eide eidi eidr eidu eied eiei eier eiji eike eiki eird eire ejer ejji ekeb eked ekek eker ekki ekur erbb erbe erde erdi ereb ered erei erer erie erik eriu erke erki erre erub erur eubi eude euer eur- eure i-be ibed ibid ibie ibrd ibri idbe ided idee ider idid idie idir idku idre idub iedr ieie iere ieri ieud iide iied iiie iiii ijdb ijji ijui ikee iker ikid ikki ikri ikue irbe ired iree irer iri- irid irie irje irki irre irri iuiu jebb jebe jedi jeed jeer jeju jeke jere jeri jerk jeru jeuk jeur jibb jibe jibi jidi jije jiji jijk jiju jird jiri jirk jiru jrbr jube jubu judd jude judi juei juik juju juke juki juku jurd jure juri jurr k-id kbbb kbbd kbbe kbbi kbbk kbbr kbbu kbdb kbde kbdi kbdr kbeb kbed kbee kbek kber kbib kbid kbie kbij kbik kbiu kbjd kbji kbjk kbkb kbkk kbkr kbrb kbrd kbre kbri kbrj kbrk kbru kbub kbud kbue kbuk kbur kbuu kdbb kdbi kdbr kddb kddd kddi kddk kddr kdeb kdei kdje kdji kdjr kdkb kdkd kdkk kdkr kdrb kdri kdub kdur kebb kebe kebi kebr kebu kedb kedd kede kedi kedj kedr keed keek keer keib keid keii keik keir kejb kejj kekb keke keki keku ker- kerb kere keri kerk kerr keru keur kibb kibe kibi kibr kibu kidb kidd kide kidi kidj kidk kidr kidu kier kieu kiid kiii kiik kiiu kije kiji kikd kiki kikk kikr kiku kirb kiri kirk kirr kiru kiur kiuu kjbb kjbi kjbr kjee kjer kjik kjir kjjd kjjj kjjk kjjr kjke kjkj kjkk kjrb kjud kkbb kkbd kkbe kkbi kkbj kkbr kkdd kkdj kked kkid kkik kkjb kkjd kkjk kkkj kkkk kkrb kkre kkrk kkrr kkuu krbb krbd krbe krbi krbk krbr krdd krde krdr krdu kreb kred kree krei krej krek kreu krib krid krik krjb krje krjk krkd krke krki krkk krkr krku krrb krre krri krrk krrr krue krui kruk krur kubb kubd kube kubj kubr kubu kudd kude kudi kudu kued kuei kuek kueu kuie kuik kuje kujj kuju kuke kuki kukk kuku kurb kurd kure kuri kurk kurr kuru kuub kuuk kuur kuuu rbbb rbbr rder rebb rebe rebk rebu redd rede redi redr redu reeb reed reek reid reii reik reir reiu rejd reke reki rerd rere reri reru reue reuk reuu rib- ribe ribu ridd ride ridi ried riek rier rieu riji rike riki rikk riku rire riri riue rjdj rred rrrr rubb rube rubi rubu rudd rude rudi rued ruer ruid ruke ruki rukk ruku rurd rure ruri ruru ruud u-ie ubbe ubbi ubek uber ubid ubii ubik ubir ubud uddi uder udid udir udje uduk ueir ueki uirr ukek ukeu ukur urbe urbi urde urdu ure- ured urib urie urik uriu urke urre urri uruk urur uuri uuuu