c-cd cccc cccl ccdc ccdr cclc ccoc ccod ccrc ccrl cd-r cddl cddr ckck ckcl ckco ckdo ckoc ckoo ckor ckrc ckrd clcd cldc cldr clod clok cloo clor clrd clro cock coco codd codl cok- coko col- cold colk coll colo cood cook cool cor- corc cord cork corl coro corr crcc crcr crdc crkc crkl croc crod crok crol croo cror dccc dccl dcrk dddd ddlc ddoc ddrc dkdc dlco dock doco dod- dodd dodo doko dold dolk doll dolo dood dook dool door dorc dord dork doro dorr drod drol k-lo kccc kccd kcck kccl kccr kcdc kcdd kcdr kckc kckk kckl kcko kckr kclc kclk kcll kclr kcol kcor kcrc kcro kcrr kdcc kdcd kdco kdcr kddc kddd kddk kddl kddr kdkd kdkk kdko kdkr kdlc kdld kdll kdlo kdlr kdoc kdok kdrl kdro kkcd kkck kkcl kkco kkcr kkdc kkdd kkdl kkdo kkkk kklc kkld kkll kklo kkol kkoo kkor kkrc kkrk kkrl kkro kkrr klcc klcd klck klcl klcr kldc kldd kldr klkc klkk klkl klko klkr kllc kllk kloc klok klol kloo klor klrc klrd klrk klrr kocd kock kodk kodl kodo kokc kokk koko kokr kolc kold kolk koll kolo kolr kooc kook kool kooo koor korc kord kork korl koro korr krcc krcd krcl krco krdc krdd krdo krdr krkc krkd krkk krko krkr krlc krld kroc krod krok krol kroo kror krrc krrk krrl krro krrr lccc lcdd lcdr lcor lcrd lcrl llcc lldc lllc llll lloc llod lloo locc lock loco lokk loko lold loll lolo looc lood look lool loor lord lork loro lrdd lroc lrrc lrrr occc oclc ocrl ocro ocrr oddd odoo odor odrl okko oklo okok okol okor okro olcc ollo olor oocr oold oolo oooo oord orco ordo orko orlo oro- orok oror orro rccc rcdc rcrd rdoc rocc rock roco rodd rodo rokk roko rokr rold rolk roll rolo rood rook rool roor rorc rork roro rrrr