bbbb bbeb bebb bebe bebi bebo beeb beek beem beer beik beim beir beke beki beko beme beo- beok beor bere beri berk berm bero berr bibb bibe bibi bibo bieb bier bike biko bimo bio- bioi birb bire biri birk biro birr bmir bmmi bobb bobe bobi bobo boee boeo boer boi- boie boii boim boke boki boko bomb bome bomi boob booe book boom boor bor- bore bori bork borm boro borr breb bree brei brek brem breo brer brie brik brim brio brkb brob broe brok brom broo bror brrm brrr ebbo ebbr eber eboe eboo ebor ebro eeee eeke eemo eero eiei eier eike eiki eiko eime eimi eire ekeb ekek eker ekki ekoi embe embi embo embr emek emer emii emim emir emme emmi emor emre eoir eore eori erbb erbe ereb erei erem erer erie erik erim erio erke erki erme ermo erob eroe eroi eroo erre erro i-be ibbm ibie ibim ibri ibro ieie ieio ieme iere ieri iiie iiii iiio iioi iioo ikee iker ikki ikko ikmo ikom ikoo ikri imbe imbi imer imir imme immi immo imok imre imri imro imrr iobi ioee ioii ioio ioke ioko iome iomo iooi iooo iore iori irbe irbm iree irem irer iri- irie irio irki irmo irob irre irri kbbb kbbe kbbi kbbk kbbm kbbo kbbr kbeb kbee kbek kbeo kber kbib kbie kbik kbim kbio kbkb kbkk kbko kbkr kbmb kbme kbmi kbmo kbmr kbob kboe kboi kbok kboo kbrb kbre kbri kbrk kbro kebb kebe kebi kebr keek keem keer keib keii keik keio keir kekb keke keki keko kemb keme kemi kemm kemo kemr keok keom ker- kerb kere keri kerk kerm kero kerr kibb kibe kibi kibo kibr kier kiii kiik kiki kikk kiko kikr kimb kime kimi kimm kimo kioe kioi kiok kioo kirb kiri kirk kiro kirr kkbb kkbe kkbi kkbo kkbr kkik kkim kkkk kkmi kkmk kkmo kkmr kkob kkoo kkor kkrb kkre kkrk kkro kkrr kmbi kmbr kmei kmem kmeo kmer kmke kmkk kmko kmme kmmk kmmm kmmo kmmr kmob kmoe kmok kmom kmor kmrb kmri kmro kmrr kobb kobe kobi kobk kobo kobr koei koii koir kokb koke koki kokk koko kokr komb kome komi komo komr koob kooi kook kooo koor korb kore kori kork koro korr krbb krbe krbi krbk krbm krbr kreb kree krei krek krem kreo krib krik krim krio krke krki krkk krko krkr krmb krme krmo krmr krob kroe kroi krok krom kroo kror krrb krre krri krrk krrm krro krrr mbim mbio mebe mebo meek meem meer meik meir meke meki meko meme memo memr meok meor mer- merb mere meri merk merm mero miee miek miem mier miii miio mike miki mikk miko mim- mime mimi mimo mio- mire miri mirk miro mirr mker mkie mmii mmmm mmor mobb mobe mobi mobo moii moio moir moke moki moko mome momi momo moob mooe mook moor morb more mori mork moro mrbb mrbm mreb mree mrkr o-eo obbo ober obie obkb oboe oboi obok obor obre obri obro oeme oere oerm oier oiii oike oiko oimb oime oire oker okie okir okko okmo okok okom okor okre okro ombe ombo omee omei omeo omer omie omim omio omo- omoe omoi omoo omor omre omri omro oobe oobi ooer oome oooo oore orbb orbe orbi orbo ore- oreb orek orem oreo orer ori- orie orio orke orko orme ormo oro- oroe orok orom oror orri orro rbbb rbbr rbmk rebb rebe rebk rebo reeb reek reem reii reik reim reir reke reki reko reme remi remo rere reri rero rib- ribe ribo riek riem rier rike riki rikk rime rimi rimm rimo riom rire riri rob- robb robe robi robo roer roik roio roir roke roki rokk roko rokr romb rome romi romk romm romo roob rooi rook room roor rore rori rork roro rrkm rrrr