bbbb bbdd bbdo bbeb bbet bd-r bdii bebb bebe bebi bebo bede bedi bedo beeb beed beek beer beet beik beir beit beke beki beko beo- beod beok beor beot berd bere beri berk bero berr bert bete beti beto bett bibb bibe bibi bibo bide bidi bido bidr bieb bied bier biet bike biko bio- bioi biot birb bird bire biri birk biro birr birt bitd bite bito bitt bobb bobe bobi bobo bodb bode bodi bodo boee boeo boer boet boi- boid boie boii boit boke boki boko boob bood booe book boor boot bor- bord bore bori bork boro borr bort botb botd bote boti boto bott brdo brdt breb bred bree brei brek breo brer bret brid brie brik brio brit brkb brob brod broe brok broo bror brot brrr btdt btek btie btob btor btrt bttb d-bo dbit dbtt dddd ddie ddot ddre debe debi debt dedd dede dedi dedo deeb deed deek deer deet deid deie deir deit dek- deke deor der- derb dere deri derk dero derr dete detk deto detr dibb dibe dibo dide didi dido dieb died dier diet diii dike diki diko dior diot dird dire dirk dirr dirt dite diti dito ditt dkid dobb dobe dobi dod- dodd dode dodi dodo doek doer doid doit doke doki doko doob dood dook door doot dord dore dori dork doro dorr dort dotd dote doti dotk doto dott dred dree drei drek dret drib drie drit drob drod drot dted dtek dtki dtor dtot ebbo ebbr ebed eber ebid ebit eboe eboo ebor ebro edde eddi eddo ede- edei eder edie edik edit edod eede eeee eeke eero eete eid- eide eidi eido eidr eied eiei eier eike eiki eiko eird eire eitb eiti eito eitr ekeb eked ekek eker eket ekki ekoi eode eoir eore eori eotd eoto erbb erbe erde erdi ereb ered erei erer eret erie erik erio erit erke erki erob erod eroe eroi eroo erre erro etbr etee eter etik etio etoe etok etre etro ette etti etto i-be ibdo ibed ibet ibid ibie ibot ibrd ibri ibro ibtb idbe iddo ided idee ideo ider idid idie idio idir idre idro iedr ieet ieie ieio iere ieri iett iide iied iiie iiii iiio iiit iioi iioo iitr iitt ikee iker ikid ikki ikko ikoo ikri iobi iod- iodd iode iodo ioee ioii ioio ioit ioke ioko iooi iooo iore iori iote ioto irbe irdo ired iree irer iri- irid irie irio irki irob irod irre irri irte irti itbe itdo itek iter itet itie itko itoi itoo itor itri itto k-id kbbb kbbd kbbe kbbi kbbk kbbo kbbr kbbt kbdb kbde kbdi kbdo kbdr kbeb kbed kbee kbek kbeo kber kbet kbib kbid kbie kbik kbio kbit kbkb kbkk kbko kbkr kbob kbod kboe kboi kbok kboo kbot kbrb kbrd kbre kbri kbrk kbro kbrt kbtb kbte kbtk kbto kbtr kbtt kdbb kdbi kdbr kddb kddd kddi kddk kddr kdeb kdei kdet kdio kdkb kdkd kdkk kdko kdkr kdkt kdoe kdok kdot kdrb kdri kdro kdtd kdti kdtr kebb kebe kebi kebr kebt kedb kedd kede kedi kedo kedr kedt keed keek keer keet keib keid keii keik keio keir kekb keke keki keko keok ker- kerb kere keri kerk kero kerr kert ket- ketd kete keti ketk keto ketr kett kibb kibe kibi kibo kibr kibt kidb kidd kide kidi kidk kido kidr kier kiid kiii kiik kiit kikd kiki kikk kiko kikr kikt kiod kioe kioi kiok kioo kiot kirb kiri kirk kiro kirr kirt kite kiti kito kitr kitt kkbb kkbd kkbe kkbi kkbo kkbr kkbt kkdd kkdo kkdt kked kkid kkik kkit kkkk kkob kkoo kkor kkot kkrb kkre kkrk kkro kkrr kkrt kktk kobb kobe kobi kobk kobo kobr kode kodi kodk kodo kodt koed koei koii koir koit kokb koke koki kokk koko kokr koob kooi kook kooo koor koot korb kord kore kori kork koro korr kort kotb kotd kote koti kotk koto kotr kott krbb krbd krbe krbi krbk krbr krbt krdd krde krdo krdr kreb kred kree krei krek kreo kret krib krid krik krio krit krkd krke krki krkk krko krkr krob krod kroe kroi krok kroo kror krrb krre krri krrk krro krrr krrt krti krtk krto krtr ktbb ktbr ktbt ktdb ktdd ktde ktdk ktdo ktdr kted ktee ktek ktib ktie ktik ktkb ktke ktkk ktko ktkr ktkt ktob ktoe ktok ktoo ktor ktot ktrb ktre ktri ktrk ktro ktrr ktrt ktti kttk ktto kttr kttt o-eo obbo obdt obed ober obet obid obie obit obkb oboe oboi obok obor obot obre obri obro obtd odbo oddd oddi oded odei odeo oder odet odie odio odir odoo odor odot oedo oeid oere oeti oido oier oiii oike oiko oire oirt oiti oked oker oket okie okir okko okok okor okot okre okro okto oobe oobi oodi ooer ooid oooo oord oore oort ootb orbb orbe orbi orbo orde ordo ore- oreb ored orek oreo orer ori- orid orie orio orit orke orko oro- oroe orok oror orot orri orro orte orto otbd oted otee oter otit oto- otoe otok otoo otor otre otro otte otti otto rbbb rbbr rder rdio rebb rebe rebk rebo redd rede redi redo redr reeb reed reek reet reid reii reik reir reit reke reki reko rekt reod reot rerd rere reri rero rert retd rete reti reto retr rett rib- ribe ribo ridd ride ridi rido ried riek rier riet rike riki rikk riot rire riri rite riti rito ritt rob- robb robe robi robo robt rodd rode rodi rodo roed roer roet roid roik roio roir roit roke roki rokk roko rokr roob rood rooi rook roor root rore rori rork roro rort rote roti rotk roto rotr rott rred rrrr rtdt rtee rtei tbit tbrb tddb tdkr tdor tdri tebo tedd tede tedi tedk teed teek teer teet teie teir teke teok teor ter- tere teri terk tero terr tete teti teto tetr tett tibi tidd