c-cd cccc cccs ccdc ccds ccoc ccod ccow ccsd ccss ccst cctc cctt cdcs cdos cdot cdss coco coct codd cods cood coos coot cosc coso coss cost cotc coto cots cott cotw cowd cows cowt cscc cscd csco cscs csos csot cssd cstc cstd csto csts csws ctos ctot ctsc ctss ctts cttw cwos cwot cwts dccc dccs dcct dcds dcos dcsc dcss dctc dcts dddd ddoc ddot ddss ddts doco docs doct dod- dodd dodo dods dood doos doot doso doss dost dotd doto dots dott dowd dows dowt dscc dscs dsos dssc dsst dstc dsto dsts dtcc dtot dtss dwct dwcw dwdd dwst dwts dwww occc occt ocds ocos ocsw oct- octo octs oddd odds odoo odos odot odso odts oooo ooos oost oots ootw oscc osco osoo osos osow ossd osso ostc osts otcd oto- otoo otos otow otso otto otts otwo owow owt- owtt s-os sccc sccs scct scdc scds scoo scot scow scsc scsd scso scst sctc sctd scto scts sdcc sdco sddc sdds sdot sdsc sdss soco socs sodd sodo sods sood soos soot soso soss sost sotc soto sots sotw sowd sows sowt sscc sscs ssdc ssdd ssoc ssot sssc ssss sstc sstd ssts ssws stcc stcs stds stod stoo stos stot stow stss sttc sttd stwd swcc swod swoo swot swow swsd swss swts tccc tcdd tcos tctc tcts tdss toco todd todo tods todt tood toos toot tosc toso toss tost totc totd toto tots tott tows tscc tsos tsst tstc tsts ttss tttt twdt two- twoc twod twoo twos twot twss wccc wccd wcco wccs wcct wccw wcdc wcdd wcdo wcds wcdt wcdw wcoc wcoo wcos wcot wcsc wcsd wcso wcss wcst wcsw wctc wcto wcts wctt wctw wcwc wdcc wdcd wdco wdct wdcw wddc wddd wddo wddw wdoc wdod wdos wdow wdsc wdsd wdso wdst wdtw wdwd wdws wocc woco wocs wodc wodd wods wodt wooc wood woos woot woow woso woss wost wosw wotc wots wott wotw wowc wowo wows wowt woww wscc wsco wscs wscw wsdc wsds wsoc wsoo wsos wssc wssd wsss wsst wssw wstc wsto wsts wstt wstw wswd wsws wswt wsww wtcc wtco wtcs wtct wtcw wtoc wtod wtot wtow wtsd wtso wtss wttc wtto wtts wttt wttw wtwo wtws wtwt wtww wwcd wwco wwcs wwct wwcw wwdc wwds wwdw wwod wwos wwot wwow wwsc wwsd wwss wwst wwtc wwtd wwtw wwwc wwws wwww