b-u bbb bbc bbo bbs bbt bbu bby bcb bcc bco bcs bct bcu bcy bob boc boo bos bot bou boy bsb bsc bso bss bst bsu bsy btb btc bto bts btt btu bty bub buc buo bus but buu buy by- byc byo bys byt byu c-- cbb cbc cbo cbs cbt cbu cby ccb ccc cco ccs cct ccu co- cob coc coo cos cot cou coy csb csc cso css cst csu csy ctb ctc cto cts ctt ctu cty cub cuc cuo cus cut cuu cuy cyb cyc cyo cys cyt ob- obb obc obo obs obt obu oby oc- ocb occ oco ocs oct ocu oo- oob ooc ooo oos oot os- osb osc oso oss ost osu ot- otb otc oto ots ott otu ou- ouc ouo ous out oyo oys sbb sbc sbo sbs sbt sbu sby scb scc sco scs sct scu sob soc soo sos sot sou soy ss- ssb ssc sso sss sst ssu stb stc sto sts stt stu sty sub suc suo sus sut suu suy sy- syb syc sys syt syu tbb tbc tbo tbs tbt tbu tcb tcc tco tcs tct tcu to- tob toc too tos tot tou toy tsb tsc tso tss tst tsu tsy ttb ttc tto tts ttt ttu tty tub tuc tuo tus tut tuu tuy tyc tyo tys tyt ubb ubc ubo ubs ubt ubu uby ucb ucc uco ucs uct ucu uob uoc uoo uos uot usb usc uso uss ust usu utb utc uto uts utt utu uty uuc uus uut uuu uyc uyo uys uyu ybc ybs yby ycc yco ycs ycu ycy yob yoc yoo yos yot you yoy ysb ysc yso yss yst ysu ysy ytc yto yts ytt ytu yuo yus yut yuu yuy yyb yyc yys yyt yyu yyy

-ous bbbb bbbs bboy bbyo bcbc bcbs bccc bccs bcos bcsc bcss bctc bcts bcuc bobb bobo bobs bobu boby boco bocs bocu boob booc boos boot bosc boso boss bost bosu botb boto bots bott boty bous bout bouy boyo boys bscs bsos bssc bsts btcc btcs btob btss bttb btus bubb bubo bubs bubu bucc buco bucs bucu buoy busc buss bust busu busy but- buto buts butt buty buus buyo buys buyu byob byoc byos bysb byso byss byst bysy byts c-bo cbbc cbbs cbcc cbcs cbct cbcu cbot cbsc cbtc cbus cbyt ccbc cccb cccc cccs cccu ccob ccoc ccss ccst cctb cctc cctt ccuc ccus ccut cobb cobo cobs cobu coby coco coct cocu coob coos coot cosc coso coss cost cosy cotb cotc coto cots cott cotu coty coub cous cout couy coyo coys coyt cscb cscc csco cscs csob csos csot cstc csto csts csus csys ctbs ctos ctot ctsc ctss ctsu ctts cub- cubb cubs cuby cucc cusb cuso cuss cust cusu cusy cut- cutc cuto cuts cutt cuy- cuyo cybb cybc cybo cyc- cycb cycc cycs cyst cyt- cytb cyto cyy- cyyc obbo obby obos obot oboy obss obst obts obus ocbc occc occt ocos oct- octo octs octy ocys ooby oooo ooos oost ootb oots ooty oous osby oscc osco osoo osos ossb osso ossu ossy ostc osts osyt otbs oto- otoo otos otoy otso otsu otto otts ottu otus oubs oucc oust out- outb outo outs outy ouu- oyou oyss oyst s-os sbbs sbcc sbcs sbct sbot sbst sbtc sbus sccc sccs scct sccy scob scoo scot scsc scso scst scsu sctc scto scts scub scut sobo sobs sobt sobu soco socs socy soos soot sooy soso soss sost sotc soto sots sotu sous sout soyo soys soyt ssby sscc sscs ssoc ssot sssb sssc ssss sstb sstc ssts stbc stbs stcc stcs stcu stob stoo stos stot stou stoy stss sttc stub stuc stus stut stuy stys sub- subb subo subs suc- succ sucs suos sus- suso suss sust susu susy suto sutu suty suus suyo suyu sybo syco syso syss syst sytt tbbs tbcb tbcc tbst tcbs tcby tccc tccu tcos tctc tcts to-y tobo tobs tobt tobu toby toco toos toot tosb tosc toso toss tost tosu tosy totc toto tots tott toty tous tout toyb toyo toys toyt tsbc tscc tsob tsos tsou tsoy tsst tstc tsts tsys ttbb ttoy ttss tttt ttys tubb tubo tubs tubu tucc tuco tuos tusc tuss tust tuto tuts tutt tutu tuty tuuo tuys tybo tyco tyss tyst tyto tytt tyty tyus ubbo uboc ubos ucbc ucos ucsb ucsc ucst ucsu ucut uocc usbc usbs uscc usco uscs usoc usos ussb ussc usss usst ussu ussy ustb ustc usto usts usus utby utoy utsc utto uttu uuoc uuuu uyts ybbs yccc ycsb yctc yobo yobs yoot yoso yost yott youb yous yout yoyo ysby ysco yssu ysyb yubu yust yuto yutu yuty yuyu yyyy

b-boy bboys bbuoy bbuss bcbst bo-bo bobby boboc bobos bobst bobts bocus boobs booby booco boost boosy boots booty booyo bosco boscs bosso bossy bosut botos botou botts bottu botty botus boust bousy bouto bouts bouty boyos boyst boysy bscco bsous btstu bubby bubsy bucco bucsu buoys busby buscy busot busso bussu bussy busto busts busty busut busuu buto- butot butou butts butty butuo butut buyou buysy by-by bybus byobu byous bytyc byyou c-bus cc-by ccccc ccoyo co-bo co-co cobbs cobby cobot cobty cobus cocc- cocco cocos cocto cocus cocuy coost coots cooty cos-b cosby cosco cost- costo costs costy cotos cotso cott- cotto cotts cottu cotty cotys couco coucy coust cousy couto couts coutu coyos coysy csobs cstcc cubby cubo- cubot cubub cucuy cuoco cusco cusso cussy cutco cutcu cutto cutts cutty cyst- cysts cyto- cytus cytyc obout obtus occoy octo- octos oocss ooooo ootus ososo ossos osusu otcbb otoso ototo ottos otuyo oubut ousby ousts outby outto outts s-bot s-bus sccbc scobs scoby scoob scoot scoto scots scott scout scut- scuts scutt scyt- so-so sobby socus soosy soots sooty soss- sosto sosus sosyo sotby sotoo sotos sotsu sotto sotts soucy sous- souto soyot soyou sssss