b-u bbb bbc bbk bbo bbs bbu bby bcb bcc bck bco bcs bcu bcy bkb bkc bkk bko bks bob boc bok boo bos bou boy bsb bsc bsk bso bss bsu bsy bub buc buk buo bus buu buy by- byc byk byo bys byu c-- cbb cbc cbk cbo cbs cbu cby ccb ccc cck cco ccs ccu ckb ckc cko cks cky co- cob coc cok coo cos cou coy csb csc csk cso css csu csy cub cuc cuk cuo cus cuu cuy cyb cyc cyk cyo cys kbb kbc kbk kbo kbs kbu kcb kcc kck kcs kcu kkb kkc kkk kks kku kky kob koc kok koo kos kou koy ksb ksc ksk kso kss ksu kub kuc kuk kus kuu kuy kyc kyo kys kyu ob- obb obc obk obo obs obu oby oc- ocb occ ock oco ocs ocu okb okc okk oko oks oku oo- oob ooc ook ooo oos os- osb osc osk oso oss osu ou- ouc ouk ouo ous oyo oys sbb sbc sbk sbo sbs sbu sby scb scc sck sco scs scu sk- skb skc skk sko sks sku sky sob soc sok soo sos sou soy ss- ssb ssc ssk sso sss ssu sub suc suk suo sus suu suy sy- syb syc syk sys syu ubb ubc ubk ubo ubs ubu uby ucb ucc uck uco ucs ucu ukb ukc ukk uku uob uoc uok uoo uos usb usc usk uso uss usu uuc uus uuu uyc uyo uys uyu ybc ybs yby ycc yco ycs ycu ycy ykk yob yoc yok yoo yos you yoy ysb ysc ysk yso yss ysu ysy yuk yuo yus yuu yuy yyb yyc yys yyu yyy

-ous bbbb bbbs bboy bbyo bcbc bcbs bccc bccs bcos bcsc bcss bcuc bkcy bobb bobo bobs bobu boby bock boco bocs bocu boko boks boku boob booc book boos bosc bosk boso boss bosu bouk bous bouy boyo boys bscs bsos bssc bubb bubo bubs bubu bucc buck buco bucs bucu bukk buko buku buky buoy busc busk buss busu busy buus buyo buys buyu byck byob byoc byos bysb byso byss bysy c-bo cbbc cbbs cbcc cbcs cbcu cbko cbsc cbus ccbc cccb cccc cccs cccu ccob ccoc ccss ccuc ccus ckbc ckck ckco ckcs ckcy ckob ckoc ckoo ckos ckoy cksb ckso cobb cobo cobs cobu coby cock coco cocu cok- coko coky coob cook coos cosc coso coss cosy coub couk cous couy coyo coys cscb cscc csco cscs csks csob csos csus csys cub- cubb cubs cuby cucc cuck cuk- cusb cusk cuso cuss cusu cusy cuy- cuyo cybb cybc cybo cyc- cycb cycc cycs cyy- cyyc k-os kbbb kbbc kbbk kbbo kbbs kbbu kbcb kbck kbco kbcs kbcu kbcy kbkb kbkk kbko kbky kbob kboc kbok kboo kbos kbsb kbsk kbso kbss kbsu kbsy kbub kbuc kbuk kbus kbuu kbuy kbyb kbyo kbys kbyu kcbc kcbk kcbs kcbu kccb kccc kcck kccu kccy kckc kckk kcko kcky kcob kcos kcou kcsb kcsc kcss kcsu kcsy kcub kcuk kcyk kcys kcyy kkbb kkbo kkbs kkcb kkck kkco kkcs kkcy kkkk kkob kkoo kkoy kkss kksu kkus kkuu kkyc kkys kkyy kobb kobc kobk kobo kobs kobu koby kocb kock kocs kokb kokc kokk koko koks koku koky koob kooc kook kooo koos koou kos- kosb kosc koso koss kosu kosy koub kous kouu koyo koyy ksbc ksbs ksby kscb ksck ksco kscs kscu kscy kskb kskk ksko ksks ksku ksky ksob ksoc ksok ksoo ksos ksou ksso ksss kssu ksub ksuu ksyc ksyy kubb kubc kubo kubs kubu kuby kucb kucc kuco kukk kuks kuku kuky kuok kuoo kuos kusb kusc kuso kusu kuub kuuk kuuu kuyo kuyu kuyy kybb kybc kybo kyby kycc kyck kycs kykc kykk kyks kyky kyok kyoo kyos kyoy kysc kysk kyuk kyus kyuu kyyk kyyo kyys kyyy obbo obby obkb obok obos oboy obss obus ocbc occc ocks ocos ocys okby okcu okko okok okso okus okyo ooby ooku ooky oooo ooos oous osby oscc osco osku osoo osos ossb osso ossu ossy oubs oucc ouu- oyou oyss s-os sbbs sbcc sbcs sbus sccc sccs sccy sck- scob scok scoo scsc scso scsu scub skss sky- skys skyy sobo sobs sobu sock soco socs socy sokk soko soku sook soos sooy soso soss souk sous soyo soys ssby sscc sscs ssoc sssb sssc ssss sub- subb subo subs suc- succ suck sucs suks suku suky suos sus- susk suso suss susu susy suus suyo suyu sybo syck syco syso syss syyk ubbo uboc ubos ucbc ucky ucos ucsb ucsc ucsu ukcc ukko ukky ukok uksc ukyo uocc us-k usbc usbs uscc usco uscs usoc usos ussb ussc usss ussu ussy usus uuoc uuuu ybbs yccc ycsb ykko yksc yobo yobs yock yoko yoks yoky yook yoso youb youk yous yoyo ysby ysco yssu ysyb yubu yuck yuko yuks yuku yuky yuyu yyyy

b-boy bbook bboys bbuoy bbuss bcock bo-bo bobby bobko boboc bobok bobos bocks bocus bokko bokok boobs booby boock booco booko books booky boosy booyo bosco boscs bosko bosks bosky bossk bosso bossy bouck bouko bouks bouky bousy boyko boyos boysy boyuk bscco bskyb bsous bubby bubsy bucco bucko bucks bucku bucky bucsu bucyk bukk- buoys busby buscy busks busky busso bussu bussy busuu buyou buysy buyuk by-by bybus bykos byobu byous byyou c-bus cc-by ccccc ccoyo co-bo co-co cobbs cobby cobus cocc- cocco cocks cocky cocos cocus cocuy cokk- cooks cooky cos-b cosby cosco couco coucy cousy coyos coysy csobs cubby cubo- cubub cucks cucuk cucuy cuoco cusco cusks cusso cussy ko-ko kobos kobuk kobus kocks kocsk kokko kokos kokou koksu kokyu kooks kooky kosku kosky kosso koyuk kubok kubos kucso kucuk kucyk kukko kukok kuksu kuksy kuoyu kussy kusuo kuusk kybos kyoko kyuss obock occoy okobo okoc okoyo okubo okuku oocss ooooo ososo ossos osusu ousby oyoko s-bus s-k-o sbuks sccbc scobs scoby scoob scouk skoby skoko skoob skuys skyos skyss so-so sobby sobko socko