bbbb bbdd bbdo bbeb bd-r bddh bebb bebe bebo bede bedo beeb beed beek beer behr beke beko beo- beod beok beor berd bere berk bero berr bher bhor bobb bobe bobo bodb bode bodh bodo boee boeo boer bohd boho bohr boke boko boob bood booe booh book boor bor- bord bore borh bork boro borr brdo breb bred bree brek breo brer brkb brob brod broe broh brok broo bror brrr d-bo dddd ddre debe dedd dede dedo deeb deed deek deer dek- deke dekh deor der- derb dere derk dero derr dhed dhee dher dhod dhor dobb dobe dod- dodd dode dodo doek doer dohr doke doko doob dood dook door dord dore dork doro dorr dred dree dreh drek drob drod droh ebbo ebbr ebed eber eboe eboo ebor ebro edde eddo ede- edeh eder edod eede eeee eeke eero ehdd eheh eher ehre ekeb eked ekek eker ekho eode eore erbb erbe erde ereb ered erer erke erob erod eroe eroo erre erro hdbk hdod hebb hebe hebo hebr hedd hede hedo heeb heed heek heer hehe heho heke heor herb herd here herk hero herr hhhh hobe hobo hode hodh hodk hodr hoed hoek hoer hohe hoho hoke hoko hood hooe hook hoor hord hore hork horo horr hree hrob hrod kbbb kbbd kbbe kbbk kbbo kbbr kbdb kbde kbdo kbdr kbeb kbed kbee kbeh kbek kbeo kber kbhb kbhe kbhh kbhr kbkb kbkk kbko kbkr kbob kbod kboe kbok kboo kbrb kbrd kbre kbrh kbrk kbro kdbb kdbr kddb kddd kddk kddr kdeb kdkb kdkd kdkk kdko kdkr kdoe kdok kdrb kdro kebb kebe kebr kedb kedd kede kedo kedr keed keeh keek keer kehk kehr kekb keke keko keok ker- kerb kere kerk kero kerr khbd khbr khdk khdr kheb khed kher khhk khho khke khkk khkr khob khoe khok khor khrd khrk khro khrr kkbb kkbd kkbe kkbo kkbr kkdd kkdo kked kkhb kkhh kkhk kkhr kkkk kkob kkoh kkoo kkor kkrb kkre kkrh kkrk kkro kkrr kobb kobe kobk kobo kobr kode kodk kodo koed kohd kohh koho kohr kokb koke kokh kokk koko kokr koob kook kooo koor korb kord kore kork koro korr krbb krbd krbe krbk krbr krdd krde krdo krdr kreb kred kree kreh krek kreo krkd krke krkh krkk krko krkr krob krod kroe kroh krok kroo kror krrb krre krrk krro krrr o-eo obbo obed ober obkb oboe obok obor obre obrh obro odbo oddd oded odeo oder odoh odoo odor oedo oere ohbe ohed ohee oher ohho ohob ohoh ohok ohre oked okeh oker okko okok okor okre okro oobe ooer ooho oooh oooo oord oore orbb orbe orbo orde ordo ore- oreb ored oreh orek oreo orer orhe orke orko oro- oroe orok oror orro rbbb rbbr rboh rder rebb rebe rebk rebo redd rede redh redo redr reeb reed reek rehb rehe reke reko reod rerd rere rero rheb rhee rheo rhob rhod rhoh rob- robb robe robo rodd rode rodo roed roer rohe rohr roke rokh rokk roko rokr roob rood rook roor rore rork roro rred rrrr