bbbb bbbs bbpr bbrc bbwc bbwr bbws bcbc bcbp bcbs bccc bccs bcor bcos bcoz bcpp bcps bcrs bcsc bcss bobb bobo bobs bobw boco bocs boob booc boop boor boos boow booz bopp bops bor- boro borr bors borw borz bosc boso boss bowr bows bozo bpcp bprc brcb brcw brob broc broo bror bros brow broz brrr brrs brsb brsr bscp bscs bsos bspp bspr bssc bwoc bzow bzzz c-bo cbbc cbbs cbcc cbcp cbcr cbcs cbpc cbpp cbsc ccbc cccb cccc cccp cccs ccob ccoc ccow ccpp ccpr ccps ccrc ccrp ccrs ccsp ccss cobb cobo cobs coco cocp coob coop coos copo copp copr cops cor- corb corc coro corp corr cors cosc coso cosp coss cowp cows cozz cpbc cpcs cpos cpps cprs cpsc cpso cpsr crbc crcc crcr crcz crob croc croo crop cror crow croz crpc crps crsp crss cscb cscc csco cscr cscs csob csor csos cspb cspc csps csrc csrs cssr csws cwos cwrw obbo obor obos obro obsr obss ocbc occc ocos ocpp ocro ocrr ocrs ocsw oocr oooo ooos oops opo- opor opos oppo opps orbb orbo orbs orco orcs oro- oror oros oroz orpc orps orro orrs orso orwo orzo osbp oscc osco osoo osor osos osow osro ossb osso owow pbcc pboc pbrs pbsp pcbc pcbs pccc pccs pccw pcos pcpb pcpp pcps pcrc pcso pobo pobs poco pocs poop poor poos pop- popc popo popp pops porb porc poro porr pors porz posb poso poss powp powr pows pozo ppcc ppcs ppos pppo pppp ppps pprc ppss prbc prbs prcc prcp prcs pro- prob proc proo prop pros prow proz prps prrs prsc prso prss psbr psco psoc psos pspp pspr psps psrp pssc psso rbbb rbbr rbbs rbsp rbss rcbc rcbo rccb rccc rccs rcos rcpo rcps rcsc rcss rcwp rob- robb robo robs rocc roco rocs roob roop roor roos rooz ropo rops rorc roro rosc roso rosp ross rowb rowp rowr rows roww rozz rpcs rpob rpos rpps rrrr rrsp rscc rscs rsos rspb rspo rsps rwcs s-os sbbs sbcc sbcs sbor sbsp sbwr sccc sccp sccs scob scoo scop scor scow scpb scpo scps scr- scrc scrs scsc scso scsr sobo sobp sobr sobs soco socr socs soop soor soos sopo sopp sops sorb soro sorr sors soso soss sowp sowr sows soz- spcc spco spcs spoc spoo spop spor spos spps spro sprs spso spsp spss srbc srcc sros srpc srps srsp ssbr sscc sscp sscs ssoc ssop sspc sspo ssps ssrc ssrs sssb sssc ssss ssws swbc swbs swbw swcc swob swoo swop swor swow swss szob szoc szss wbbb wbbo wbbp wbbr wbbs wbbw wbbz wbcb wbco wbcp wbcr wbcw wbob wboc wbop wbor wbos wbow wboz wbpc wbpw wbpz wbrb wbrc wbrp wbrr wbrs wbrw wbsb wbsc wbsr wbss wbsw wbsz wbwb wbwc wbwo wbwz wbzc wbzo wbzr wbzs wbzw wbzz wcbc wcbr wcbs wcbw wccb wccc wcco wccp wccr wccs wccw wcob wcoc wcoo wcop wcor wcos wcoz wcpb wcpc wcpo wcpp wcpr wcps wcpz wcrb wcrc wcro wcrp wcrr wcrs wcrw wcrz wcsb wcsc wcso wcsp wcsr wcss wcsw wcsz wcwb wcwc wcwp wczr wczz wobb wobc wobo wocb wocc woco wocr wocs woob wooc woop woos woow wooz wopc wopp wops worb worc woro worp worr wors worw worz woso wosp woss wosw wowb wowc wowo wowp wows woww wowz wozz wpbc wpbo wpbr wpbs wpcc wpcr wpcs wpcw wpob wpoc wpop wpor wpow wpoz wppb wppc wppr wppz wprb wpro wprp wprr wprs wprz wpsb wpso wpsp wpsr wpwc wpwz wpzr wpzs wpzz wrbb wrbc wrbo wrbp wrbs wrbw wrbz wrcb wrco wrcr wrcs wrcw wrob wroc wroo wrop wros wrow wroz wrpb wrpp wrpr wrps wrpw wrrb wrrc wrro wrrs wrrw wrrz wrsb wrsc wrso wrsr wrss wrsw wrwb wrwc wrwr wrzr wrzz wsbb wsbc wsbr wsbs wsbw wsbz wscb wscc wsco wscp wscr wscs wscw wscz wsob wsoc wsoo wsop wsor wsos wspc wspo wspr wsps wspz wsrb wsrc wsro wsrp wsrs wsrw wssc wssp wssr wsss wssw wswb wswr wsws wsww wwbb wwbc wwbr wwbz wwcb wwco wwcr wwcs wwcw wwor wwos wwow wwoz wwpb wwpc wwpr wwpw wwrb wwrc wwrr wwrw wwrz wwsb wwsc wwsp wwsr wwss wwwc wwwr wwws wwww wwwz wwzw wwzz wzbb wzbc wzbo wzbr wzbz wzcb wzcc wzcp wzcr wzob wzoc wzoo wzor wzoz wzpr wzps wzpw wzrb wzrc wzrr wzsp wzsr wzwp wzww wzwz wzzb wzzo wzzp wzzr wzzs wzzw wzzz z-ro zobo zoco zoo- zoop zoos zorb zorc zoro zors zoso zoss zozo zsss zwop zwoz zzzs zzzz