c-cd cccc cccp cccs ccdc ccdp ccds ccoc ccod ccow ccpp ccps ccsd ccsp ccss ccst cctc cctt cdcs cdos cdot cdps cdss coco cocp coct codd cods cood coop coos coot copd copo copp cops copt cosc coso cosp coss cost cotc coto cots cott cotw cowd cowp cows cowt cpcs cpos cppd cpps cpsc cpso cptp cpts cscc cscd csco cscs csdp csos csot cspc cspd csps cspt cssd cstc cstd csto csts csws ctcp ctos ctot ctpo ctpp ctps ctsc ctss ctts cttw cwos cwot cwts dccc dccp dccs dcct dcds dcop dcos dcpo dcps dcsc dcss dctc dcts dddd ddoc ddot ddpo ddps ddss ddts doco docs doct dod- dodd dodo dods dood doop doos doot dopo dopp dops dopt doso doss dost dotd doto dots dott dowd dowp dows dowt dpcp dpdt dpos dppc dpsd dpst dpts dscc dscp dscs dsdp dsos dsps dspt dssc dssp dsst dstc dsto dsts dtcc dtdp dtot dtss dttp dwct dwcw dwdd dwst dwts dwww occc occt ocds ocos ocpd ocpp ocsw oct- octo octs oddd odds odoo odop odos odot odso odts oooo ooos oops oost ootp oots ootw opds opo- opos oppo opps opto opts oscc osco osoo osos osow ossd osso ostc osts otcd oto- otoo otos otow otpp otpw otso otto otts otwo owow owt- owtt pccc pccs pccw pcod pcos pcpp pcps pcso pcts pdcp pdoc pdos pdsd pdss pdtc pocd poco pocs pod- podd podo pods pood poop poos poot pop- popc popo popp pops popt poso poss post potc potd poto pots pott potw powp pows powt ppcc ppcd ppcs ppds ppod ppos pppd pppo pppp ppps ppss ppts pptt psco psdc psdp psds psoc psos pspp psps pssc psso psst psts ptcc ptdc ptop ptpd ptsd pttc pwts s-os sccc sccp sccs scct scdc scdp scds scoo scop scot scow scpo scps scpt scsc scsd scso scst sctc sctd scto scts sdcc sdco sddc sdds sdot sdps sdsc sdss soco socs sodd sodo sods sood soop soos soot sopd sopo sopp sops soso soss sost sotc soto sotp sots sotw sowd sowp sows sowt spcc spco spcs spdc spdp spdt spoc spod spoo spop spos spot sppd spps spsd spso spsp spss spst sptc spto spts sscc sscp sscs ssdc ssdd ssdp ssoc ssop ssot sspc sspo ssps sspt sssc ssss sstc sstd sstp ssts ssws stcc stcp stcs stds stod stoo stop stos stot stow stpd stpp stps stss sttc sttd stwd swcc swod swoo swop swot swow swsd swss swts tccc tcdd tcos tcpo tctc tcts tdss tdwp toco todd todo tods todt tood toos toot top- topd topo topp tops topt tosc toso toss tost totc totd toto tots tott tows tpcd tpcp tpcs tppd tppp tpsc tptp tpws tscc tscp tsop tsos tspo tsps tspt tsst tstc tsts ttcp ttop ttss tttt twdt two- twoc twod twoo twop twos twot twps twss wccc wccd wcco wccp wccs wcct wccw wcdc wcdd wcdo wcds wcdt wcdw wcoc wcoo wcop wcos wcot wcpc wcpo wcpp wcps wcpt wcsc wcsd wcso wcsp wcss wcst wcsw wctc wcto wctp wcts wctt wctw wcwc wcwp wdcc wdcd wdco wdct wdcw wddc wddd wddo wddw wdoc wdod wdos wdow wdpc wdps wdpt wdpw wdsc wdsd wdso wdsp wdst wdtp wdtw wdwd wdws wocc woco wocs wodc wodd wods wodt wooc wood woop woos woot woow wopc wopp wops woso wosp woss wost wosw wotc wots wott wotw wowc wowo wowp wows wowt woww wpcc wpcd wpcs wpct wpcw wpdc wpds wpdt wpoc wpop wpot wpow wppc wppt wpsd wpso wpsp wpst wptc wptd wptw wpwc wpwt wscc wsco wscp wscs wscw wsdc wsdp wsds wsoc wsoo wsop wsos wspc wspd wspo wsps wspt wssc wssd wssp wsss wsst wssw wstc wsto wstp wsts wstt wstw wswd wsws wswt wsww wtcc wtco wtcp wtcs wtct wtcw wtoc wtod wtot wtow wtps wtpt wtsd wtso wtsp wtss wttc wtto wtts wttt wttw wtwo wtws wtwt wtww wwcd wwco wwcs wwct wwcw wwdc wwdp wwds wwdw wwod wwos wwot wwow wwpc wwpt wwpw wwsc wwsd wwsp wwss wwst wwtc wwtd wwtp wwtw wwwc wwws wwww