b-u bbb bbc bbk bbo bbr bbu bby bcb bcc bck bco bcr bcu bcy bkb bkc bkk bko bkr bob boc bok boo bor bou boy brb brk bro brr bru bry bub buc buk buo bur buu buy by- byc byk byo byr byu c-- cbb cbc cbk cbo cbr cbu cby ccb ccc cck cco ccr ccu ckb ckc cko cky co- cob coc cok coo cor cou coy crb crc crk cro crr cru cry cub cuc cuk cuo cur cuu cuy cyb cyc cyk cyo cyr kbb kbc kbk kbo kbr kbu kcb kcc kck kcr kcu kkb kkc kkk kkr kku kky kob koc kok koo kor kou koy krc krk kro krr kru kry kub kuc kuk kur kuu kuy kyc kyo kyr kyu ob- obb obc obk obo obr obu oby oc- ocb occ ock oco ocr ocu okb okc okk oko okr oku oo- oob ooc ook ooo oor or- orb orc ork oro orr oru ory ou- ouc ouk ouo our oyo rbb rbc rbk rbo rbr rbu rcb rcc rco rcr rcu rkb rkc rkk rko rku rky rob roc rok roo ror rou roy rrb rrc rrk rrr rru rub ruc ruk ruo rur ruu ruy ry- ryc ryk ryo ryr ryu ryy ubb ubc ubk ubo ubr ubu uby ucb ucc uck uco ucr ucu ukb ukc ukk ukr uku uob uoc uok uoo uor ur- urb urc urk uro urr uru ury uuc uur uuu uyc uyo uyu ybc ybr yby ycc yco ycu ycy ykk yob yoc yok yoo yor you yoy yrc yro yru yuk yuo yur yuu yuy yyb yyc yyu yyy

bbbb bboy bbrc bbyo bcbc bccc bcor bcru bcuc bkcy bkry bobb bobo bobu boby bock boco bocu boko boku boob booc book boor bor- bork boro borr boru bory bouk bour bouy boyo brcb brkb brob broc brok broo bror brou brrr bruc bry- bryk bryo bubb bubo bubu bucc buck buco bucu bukk buko buku buky buoy bur- burb burk buro burr buru bury buyo buyu byck byob byoc byrk c-bo cbbc cbcc cbcr cbcu cbko cbkr cbry ccbc cccb cccc cccu ccob ccoc ccrc ccuc ckbc ckck ckco ckcy ckob ckoc ckoo ckor ckoy ckrc ckry cobb cobo cobu coby cock coco cocu cok- coko coky coob cook cor- corb corc cork coro corr cory coub couk cour couy coyo coyr crbc crbu crcc crcr crkc crob croc crok croo cror croy crub cruk cry- cryb cryo cub- cubb cuby cucc cuck cuk- curb curo curr cury cuy- cuyo cuyr cybb cybc cybo cyc- cycb cycc cyrk cyy- cyyc kbbb kbbc kbbk kbbo kbbr kbbu kbcb kbck kbco kbcr kbcu kbcy kbkb kbkk kbko kbkr kbky kbob kboc kbok kboo kbrb kbrc kbrk kbro kbru kbry kbub kbuc kbuk kbur kbuu kbuy kbyb kbyo kbyr kbyu kcbc kcbk kcbr kcbu kccb kccc kcck kccr kccu kccy kckc kckk kcko kckr kcky kcob kcor kcou kcrc kcro kcrr kcru kcry kcub kcuk kcyk kcyy kkbb kkbo kkbr kkcb kkck kkco kkcr kkcy kkkk kkob kkoo kkor kkoy kkrb kkrc kkrk kkro kkrr kkuu kkyc kkyy kobb kobc kobk kobo kobr kobu koby kocb kock kokb kokc kokk koko kokr koku koky koob kooc kook kooo koor koou korb korc kork koro korr koru koub kour kouu koyo koyy krbb krbk krbr krcb krcc krco krcu krkc krkk krko krkr krku krky krob kroc krok kroo kror kroy krrb krrc krrk krro krrr krry kruc kruk krur kryk kryo kryy kubb kubc kubo kubr kubu kuby kucb kucc kuco kucr kukk kuku kuky kuok kuoo kurb kurk kuro kurr kuru kury kuub kuuk kuur kuuu kuyo kuyu kuyy kybb kybc kybo kybr kyby kycc kyck kycr kykc kykk kykr kyky kyok kyoo kyor kyoy kyrc kyrk kyro kyuk kyur kyuu kyyk kyyo kyyy obbo obby obkb obok obor oboy obro ocbc occc ocro ocrr ocur okby okcu okko okok okor okro okur okyo ooby oocr ooku ooky oooo oory orbb orbo orbu orby orco orko oro- orok oror oroy orro orry orub oucc our- ouro ouu- ouyr oyou rbbb rbbr rcbc rcbo rccb rccc rcyc rob- robb robo robu roby rocc rock roco rokk roko rokr roku roky roob rook roor rorc rork roro roru rory roub rouk rouy rrrr rubb rubu ruby ruck rukk ruku ruok ruoy rurc ruro ruru ryck ryob ryuk ubbo uboc ucbc ucky ucrc ukcc ukko ukky ukok ukrc ukur ukyo uocc uor- urcy uro- urok uroo urry uruk urur uuoc uuuu ybor ybry yccc ykko yobo yock yoko yoky yook york yoro yory youb youk your yoyo yubu yuck yuko yuku yuky yury yuyu yyyy

b-boy b-r-k bbook bbuoy bcock bo-bo bobby bobko boboc bobok bobr bobry bocor bokko bokok bokor booby boock booco booko booky booru booyo borbo borck borko borku borky boro- borok boroo borou borro bouck bouko bouky boyko boyuk brcko brobo broby brock brook brouk brouy brrrr bruck bruyk bryo- bubby bubry bucco bucko bucku bucky bucur bucyk bukk- bukor burck burcu burcy buroo burro burru burry buruc buruk buyou buyuk by-by byobu byyou c-cor cc-by ccccc ccoyo co-bo co-co cobby cocc- cocco cocky cocur cocuy cokk- cooky corbo corbu corby corcy corky coro- corry cory- couco coucy courb couru coury crock croco crocy crook crouk crouy cruck cruor cryo- cubby cubo- cubry cubub cucuk cucuy cukor cuoco curby curro curry cykyr k-rob ko-ko kobru kobuk kokko kokor kokou kokry kokur kokyu kooky kooru korbo korck korku koror korro korry koruk koryo koury koyuk krock kryo- kryry kubok kucuk kucyk kukko kukok kukur kuoyu kurbu kurku kuruc kuruk kuryk kyoko o-r-b obock oboro obory obrok occoy occur ockro ocr-b okkur okobo okoc okoro okoyo okubo okuku okuru ooooo orobo oroco oruku oruro oryou ouoro oyoko oyoor oyrur r-co- ro-ro robbo robby robo- robor roboy robur rocco rocko rocky rocor rocou rokkk rokky rooky rorbu roucy rouko rouky royko royoc rubby rubor rucky rybky ryobu ryoko ryuko u-roy ubobo ukobu uoyro