c-cd cccc cccs ccdc ccdn ccdr ccds ccnc ccnr ccns ccoc ccod ccrc ccrs ccsd ccsn ccss cd-r cdcs cddr cdnc cdon cdos cdrs cdss ckck ckco ckcs ckdo cknc ckns ckoc ckoo ckor ckos ckrc ckrd ckso cnco cndd cnrc cnrr cnss cock coco codd cods cok- coko con- conc cond conk conn cono cons cood cook coon coos cor- corc cord cork corn coro corr cors cosc coso coss crcc crcr crdc crkc crns croc crod crok cron croo cror crss cscc cscd csco cscr cscs csdn csdr csks csor csos csrc csrd csrs cssd cssr dccc dccs dcds dcns dcon dcos dcrk dcsc dcss dddd ddoc ddrc ddss dkdc dncs dnoc dnrc dnsc dock doco docs dod- dodd dodo dods doko donc dond donk donn dono donr dons dood dook doon door doos dorc dord dork dorn doro dorr dors dosk doso doss drno drod dron drrs dscc dscn dscr dscs dsdr dsos dsrc dsrr dssc dssn k-os kccc kccd kcck kccr kcdc kcdd kcdr kcds kckc kckk kckn kcko kckr kcnd kcno kcnr kcns kcon kcor kcos kcrc kcrn kcro kcrr kcrs kcsc kcsd kcsn kcsr kcss kdcc kdcd kdco kdcr kddc kddd kddk kddr kdkd kdkk kdkn kdko kdkr kdnd kdnk kdnn kdno kdnr kdns kdoc kdok kdro kdrs kdsc kdsd kdsk kdsn kdsr kdss kkcd kkck kkcn kkco kkcr kkcs kkdc kkdd kkdo kkkk kknd kknn kkno kkns kkon kkoo kkor kkrc kkrk kkrn kkro kkrr kkrs kksd kksn kksr kkss knck kncn knco kncr kndc kndd kndk kndn kndo kndr knkk knnd knnk knnr knns knoc knod knok knon knor knrk knro knrs knsc knsd knsk knsn knso knsr knss kocd kock kocn kocs kodk kodo kods kokc kokk kokn koko kokr koks konc kond konk kono kooc kook koon kooo koor koos korc kord kork korn koro korr kors kos- kosc kosd koso kosr koss krcc krcd krcn krco krcs krdc krdd krdo krdr krds krkc krkd krkk krkn krko krkr krks krnd krnk krnn krno kroc krod krok kroo kror kros krrc krrk krrn krro krrr krrs krsc krsd krsk krsn krsr krss ksck kscn ksco kscr kscs ksdc ksdk ksdn ksdr ksds kskd kskk kskn ksko kskr ksks ksnc ksnd ksnk ksnn ksnr ksns ksoc ksok kson ksoo ksor ksos ksrn ksro ksrr ksrs kssn ksso kssr ksss nccc nccn nccr nccs ncdc ncdn ncdr ncds ncnc ncnd ncoc ncor ncos ncrc ncsc ncss ndcc ndcs nddo ndoc ndor ndos ndrc ndss nkok nkor nnnn nnos nnss nock noco nocs nodo nods noko non- nonn nono nons noo- nook noon nooo noor noos nor- norc nord nork norn noro norr nors nos- nosk noss nrcs nrdc nrds nroc nron nrrc nrrd nrsc nscc nscd nscs nsds nskk nsnr nsok nsos nsrc nsrd nssc nsso nssr nsss occc occn ocds ocks ocon ocos ocro ocrr ocrs oddd odds odon odoo odor odos odso okko okno okok okon okor okro okso onc- oncd onco ondo onno onod onon onor onos onsc onso oocr oons oooo ooos oord orco orcs ordn ordo ords orko ornc orno orns oro- orok oron oror oros orro orrs orsk orso oscc osco osno osnr osoo osor osos osrd osro ossd osso rccc rccs rcdc rcds rcnr rcon rcos rcrd rcsc rcsd rcss rdoc rdos rdso rkos rkss rnco rncs rndc rnds rnod rocc rock roco rocs rodd rodo rods rokk roko rokr roks ronc rond ronk rono rons rood rook roon roor roos rorc rork roro rosc roso ross rrrr rscc rscn rscs rsdd rsds rsnn rsno rsnr rsos s-os sccc sccs scdc scds sck- scnd scnr scok scon scoo scor scr- scrc scrn scrs scsc scsd scsn scso scsr sdcc sdco sddc sdds sdrc sdrs sdsc sdss skn- skon skor sksd skss sncc snco snns snoc snod snoo snor snos snrk snrs snsd sock soco socr socs sodd sodo sods sokk sokn soko son- sond sonk sono sons sood sook soon soor soos sord sorn soro sorr sors soso soss srcc srnn srno sros srsd sscc sscs ssdc ssdd ssns ssoc ssrc ssrs sssc ssss