c-cd cccc ccci cccl ccdc ccdi ccdr ccic ccid ccii ccil ccir cclc ccli ccoc ccod ccrc ccri ccrl cd-r cddl cddr cdic cdii cdio cdli cicc cici cico cicr cidc cidi cidr ciid ciii ciko cikr cili cilk cill cilo cior circ ciri cirk cirl ciro cirr ckck ckcl ckco ckdo ckoc ckoi ckoo ckor ckrc ckrd clcd cldc cldr clic clii clik clio clir clod clok cloo clor clrd clri clro cock coco codd codi codl coil coir cok- coko col- cold coli colk coll colo cood cook cool cor- corc cord cori cork corl coro corr crcc crcr crdc cric crik crkc crkl croc crod crok crol croo cror dccc dcci dccl dcii dcil dcio dcli dcrk dddd ddlc ddoc ddrc dici dick dico didi dido diii diki diko dili dilk dill dilo dioc diol dior dird dirk dirl dirr dkdc dkid dlco dlii dlil doci dock doco dod- dodd dodi dodo doid doil doki doko dold doli dolk doll dolo dood dook dool door dorc dord dori dork doro dorr dric dril drod drol iccc icci iccl icco iccr icdc icdd icdl icll iclr icoc icod icor icrc icrr idcr iddo idic idid idil idio idir idli idoc idol idrc idro iicd iiii iiio iioi iioo iirc ikid ikki ikko ikoo ikri ilcd ilic ilio ilir ilki ill- illd illi illo iloc ilok iloo ioci iod- iodd iodo ioii ioio ioko iolo iooi iooo iori ircc ircd irdc irdo iri- iric irid iril irio irki iroc irod irrc irri k-ci k-id k-lo kccc kccd kcci kcck kccl kccr kcdc kcdd kcdi kcdr kcic kcid kcii kcil kcir kckc kckk kckl kcko kckr kclc kcli kclk kcll kclr kcol kcor kcrc kcri kcro kcrr kdcc kdcd kdco kdcr kddc kddd kddi kddk kddl kddr kdic kdil kdio kdkd kdkk kdko kdkr kdlc kdld kdll kdlo kdlr kdoc kdok kdri kdrl kdro kicc kicd kick kicl kicr kidd kidi kidk kidl kido kidr kiic kiid kiii kiik kikc kikd kiki kikk kiko kikr kild kili kilk kill kilo kilr kioc kiod kioi kiok kiol kioo kirc kiri kirk kiro kirr kkcd kkci kkck kkcl kkco kkcr kkdc kkdd kkdl kkdo kkic kkid kkik kkkk kklc kkld kkli kkll kklo kkol kkoo kkor kkrc kkrk kkrl kkro kkrr klcc klcd klci klck klcl klcr kldc kldd kldr klic klid klik klil klio klir klkc klkk klkl klko klkr kllc kllk kloc klok klol kloo klor klrc klrd klrk klrr kocd koci kock kodi kodk kodl kodo koii koil koir kokc koki kokk koko kokr kolc kold koli kolk koll kolo kolr kooc kooi kook kool kooo koor korc kord kori kork korl koro korr krcc krcd krci krcl krco krdc krdd krdo krdr krid krik kril krio krkc krkd krki krkk krko krkr krlc krld kroc krod kroi krok krol kroo kror krrc krri krrk krrl krro krrr lccc lcdd lcdr lcor lcrd lcrl ldci lick lico licr lidl lido liii liir liko lili lill lilo lio- liod lior lirc lird liri lirk lirl liro lirr llcc lldc lllc llll lloc llod lloo locc loci lock loco lodi loic loid loik loir loki lokk loko lold loli loll lolo looc lood look lool loor lord lori lork loro lrdd lric lroc lroi lrrc lrrr occc occi oclc ocrl ocro ocrr odci oddd oddi odic odio odir odoo odor odrl oici oick oido oiii oiko okic okir okko oklo okok okol okor okro olcc olic olid olio olki olli ollo olor oocr oodi ooid oold oolo oooo oord orci orco ordo ori- oric orid oril orio orko orlo oro- orok oror orri orro rccc rcdc rcic rcid rcrd rdio rdoc ricc rick rico ridc ridd ridi rido riki rikk rill rilo riol riri rocc rock roco rodd rodi rodo roid roik roil roio roir roki rokk roko rokr rold rolk roll rolo rood rooi rook rool roor rorc rori rork roro rrrr