-up b-p b-u bbb bbc bbo bbp bbr bbs bbt bbu bby bcb bcc bco bcp bcr bcs bct bcu bcy bob boc boo bop bor bos bot bou boy bpb bpc bpo bpp bpr bps bpt bpu bpy brb bro brp brr brs brt bru bry bsb bsc bso bsp bsr bss bst bsu bsy btb btc bto btp btr bts btt btu bty bub buc buo bup bur bus but buu buy by- byc byo byp byr bys byt byu c-- cbb cbc cbo cbp cbr cbs cbt cbu cby ccb ccc cco ccp ccr ccs cct ccu co- cob coc coo cop cor cos cot cou coy cpb cpc cpo cpp cpr cps cpt cpu crb crc cro crp crr crs crt cru cry csb csc cso csp csr css cst csu csy ctb ctc cto ctp ctr cts ctt ctu cty cub cuc cuo cup cur cus cut cuu cuy cyb cyc cyo cyp cyr cys cyt ob- obb obc obo obp obr obs obt obu oby oc- ocb occ oco ocp ocr ocs oct ocu oo- oob ooc ooo oop oor oos oot op- opb opc opo opp opr ops opt opy or- orb orc oro orp orr ors ort oru ory os- osb osc oso osp osr oss ost osu ot- otb otc oto otp otr ots ott otu ou- ouc ouo oup our ous out oyo oys p-p pbb pbc pbo pbp pbr pbs pbt pbu pby pcb pcc pco pcp pcr pcs pct pcu pob poc poo pop por pos pot pou poy ppb ppc ppo ppp ppr pps ppt ppu prb prc pro prp prr prs prt pru pry ps- psb psc pso psp psr pss pst psu psy pt- ptb ptc pto ptp ptr pts ptt ptu pty pub puc pup pur pus put puu puy py- pyb pyc pyo pyr pys pyt pyu rbb rbc rbo rbp rbr rbs rbt rbu rcb rcc rco rcp rcr rcs rct rcu rob roc roo rop ror ros rot rou roy rpb rpc rpo rpp rpr rps rpt rpu rrb rrc rrp rrr rrs rrt rru rsb rsc rso rsp rsr rss rst rsu rtb rtc rto rtp rtr rts rtt rtu rty rub ruc ruo rup rur rus rut ruu ruy ry- ryc ryo ryr rys ryu ryy sbb sbc sbo sbp sbr sbs sbt sbu sby scb scc sco scp scr scs sct scu sob soc soo sop sor sos sot sou soy spb spc spo spp spr sps spt spu spy sr- srb src sro srp srr srs srt sry ss- ssb ssc sso ssp ssr sss sst ssu stb stc sto stp str sts stt stu sty sub suc suo sup sur sus sut suu suy sy- syb syc syp syr sys syt syu tbb tbc tbo tbp tbr tbs tbt tbu tcb tcc tco tcp tcr tcs tct tcu to- tob toc too top tor tos tot tou toy tpb tpc tpo tpp tpr tps tpt tpu trb trc tro trp trr trs trt tru try tsb tsc tso tsp tsr tss tst tsu tsy ttb ttc tto ttp ttr tts ttt ttu tty tub tuc tuo tup tur tus tut tuu tuy tyc tyo typ tyr tys tyt ubb ubc ubo ubp ubr ubs ubt ubu uby ucb ucc uco ucp ucr ucs uct ucu uob uoc uoo uop uor uos uot up- upb upc upo upp upr ups upt upu ur- urb urc uro urp urr urs urt uru ury usb usc uso usp usr uss ust usu utb utc uto utp utr uts utt utu uty uuc uur uus uut uuu uyc uyo uys uyu ybc ybp ybr ybs yby ycc yco ycp ycs ycu ycy yob yoc yoo yop yor yos yot you yoy ypo yps ypu yrc yro yrp yrs yrt yru ysb ysc yso ysp ysr yss yst ysu ysy ytc yto ytp ytr yts ytt ytu yuo yup yur yus yut yuu yuy yyb yyc yys yyt yyu yyy

-ous bbbb bbbs bboy bbpr bbrc bbyo bcbc bcbp bcbs bccc bccs bcor bcos bcpp bcps bcrs bcru bcsc bcss bctc bcts bcuc bcup bobb bobo bobs bobu boby boco bocs bocu boob booc boop boor boos boot bopp bops bor- boro borr bors bort boru bory bosc boso boss bost bosu botb boto bots bott boty boup bour bous bout bouy boyo boys bpcp bpot bprc bpsu brcb brob broc broo bror bros brot brou brrr brrs brsb brsr brst brtc bruc brup brus brut bry- bryo bscp bscs bsos bspp bspr bssc bsts bsup btbp btcc btcs btob btor btps btrc btrt btry btss bttb btus bubb bubo bubs bubu bucc buco bucs bucu buoy bupc bups bur- burb buro burp burr burs burt buru bury busc buss bust busu busy but- buto buts butt buty buus buyo buys buyu byob byoc byop byos byrt bysb byso bysp byss byst bysy byts c-bo cbbc cbbs cbcc cbcp cbcr cbcs cbct cbcu cbot cbpc cbpp cbrt cbry cbsc cbtc cbus cbyt ccbc cccb cccc cccp cccs cccu ccob ccoc ccpp ccpr ccps ccrc ccrp ccrs ccrt ccsp ccss ccst cctb cctc cctt ccuc ccup ccus ccut cobb cobo cobs cobu coby coco cocp coct cocu coob coop coos coot copo copp copr cops copt copy cor- corb corc coro corp corr cors cort cory cosc coso cosp coss cost cosy cotb cotc coto cots cott cotu coty coub coup cour cous cout couy coyo coyr coys coyt cpbc cpcs cpcu cpos cpps cprs cprt cpsc cpso cpsr cpsu cptp cptr cpts cpus crbc crbu crcc crcr crob croc croo crop cror crot croy crpc crps crrt crsp crss crst crtc crtp crts crub crup crus crut cry- cryb cryo crys cscb cscc csco cscr cscs csob csor csos csot cspb cspc csps cspt csrc csrs cssr cstc csto cstr csts csup csur csus csys ctbs ctcp ctor ctos ctot ctpo ctpp ctps ctrc ctrp ctrs ctsc ctss ctsu ctts cub-