c-cd cccc cccf ccci ccdc ccdf ccdh ccdi ccdr ccfc ccfd ccff ccfi cchr ccic ccid ccii ccir ccoc ccod ccrc ccrf ccri cd-r cddr cdic cdii cdio cfcf cfco cffr cfhk cfor chch chci chdi chfc chfi chfr chic chid chif chih chik chir choc chod choh choi chok choo chor chrc chrd chrf chro chrr cicc cich cici cico cicr cidc cidi cidr ciff cihr ciid ciii ciko cikr cior circ cirh ciri cirk ciro cirr ckch ckck ckco ckdo ckfi ckfr ckoc ckoi ckoo ckor ckrc ckrd coch cock coco codd codi cofc coff cofi coho coif coir cok- coko cood coof cooh cook cor- corc cord corf cori cork coro corr crcc crcr crdc crfc cric crif crik crkc croc crod croh crok croo cror dccc dcci dcfc dcii dcio dcrk dddd ddoc ddrc dfcc dfco dfrf dfri dhfc dhod dhor dich dici dick dico didi dido dif- diff diii dikh diki diko dioc dior dird dirk dirr dkdc dkid doch doci dock doco dod- dodd dodi dodo doff dohc dohr doid doki doko dood doof dook door dorc dord dorf dori dork doro dorr drfc dric drif drih drod drof droh f--k fccf fcch fcic fcii fdic fdoc ffcc ffff ffii ffrr fhci ficc fich fick fico fidc fidf fido fifc fiff fifi fifo fiii fiki fior firk foch foci fock foco fofo fohr foid foki food foof fook for- ford fori fork foro forr frcc frfc fric frid frik frio froh h-ii hccc hcch hcdr hcfc hchi hcrd hdci hdfc hdif hdkf hdoc hdod hdri hhhh hhof hi-c hicc hich hick hico hidi hiff hifh hifi hifk hifo hifr hihc hihi hiho hiki hioc hird hirf hiri hirk hiro hkcc hkdf hkir hoch hock hocr hodh hodi hodk hodr hoff hoho hoid hoif hoik hoir hoki hoko hood hoof hook hoor horc hord hori hork horo horr hrdc hrfc hrid hrod hrrc iccc iccf icci icco iccr icdc icdd ichc ichd ichi icho ichr icoc icod icor icrc icrf icrr idcr iddo idfc idic idid idio idir idoc idrc idrf idro ifcd ifco ific ifid ifor ifrf ifri ihcc ihdr ihrc ihrd iicd iiii iiio iioi iioo iirc ikid ikki ikko ikoo ikri ioci iod- iodd iodo iofc ioii ioio ioko ioof iooi iooo iori ircc ircd irdc irdo iri- iric irid irio irki iroc irod iroh irrc irri k-ci k-id kccc kccd kcci kcck kccr kcdc kcdd kcdi kcdr kcfc kcfd kcfh kcfi kcfo kchf kchh kchi kchk kcho kchr kcic kcid kcif kcii kcir kckc kckf kckk kcko kckr kcof kcoh kcor kcrc kcrh kcri kcro kcrr kdcc kdcd kdco kdcr kddc kddd kddf kddi kddk kddr kdfc kdfi kdfo kdfr kdic kdio kdkd kdkk kdko kdkr kdoc kdok kdrf kdri kdro kfcd kfcf kfch kfco kfcr kfff kffk kfhc kfio kfir kfok kfoo kfor kfrc kfrd kfrh kfri kfro kfrr khcc khcf khch khck khdc khdk khdr khfd khfr khhk khho khic khid khif khii khio khki khkk khkr khoc khoi khok khor khrd khri khrk khro khrr kicc kicd kick kicr kidd kidi kidk kido kidr kiff kifr kihc kihh kihi kihk kiho kihr kiic kiid kiii kiik kikc kikd kikf kiki kikk kiko kikr kioc kiod kioh kioi kiok kioo kirc kirf kiri kirk kiro kirr kkcd kkch kkci kkck kkco kkcr kkdc kkdd kkdo kkfi kkfr kkhh kkhi kkhk kkhr kkic kkid kkik kkkk kkoh kkoo kkor kkrc kkrf kkrh kkrk kkro kkrr kocd kocf koch koci kock kodi kodk kodo kofc koff kofh kofi kofk kofo kohd kohh kohi koho kohr koii koir kokc kokf kokh koki kokk koko kokr kooc kooi kook kooo koor korc kord korf kori kork koro korr krcc krcd krch krci krco krdc krdd krdo krdr krfc krfd krff krfo krhc krid krik krio krkc krkd krkh krki krkk krko krkr kroc krod krof kroh kroi krok kroo kror krrc krrf krri krrk krro krrr occc occi ochi ocro ocrr odci oddd oddi odic odio odir odoh odoo odor ofcr ofdr off- offc offh offo offr ofid ofik ofor ohcc ohhi ohho ohid ohif ohio ohoh ohok oici oick oido oiii oiko okic okir okko okok okor okro oocr oodi ooff ooho ooid oooh oooo oord orch orci orco ordo orff orfi ori- oric orid orif orio orko oro- orof orok oror orri orro rccc rcdc rcfc rcic rcid rcrd rdio rdoc rfdi rffc rfic rfid rhio rhoc rhod rhoh ricc rich rick rico ridc ridd ridi rido riff riho riif riki rikk riri rkkf rocc roch rock roco rodd rodi rodo rofc roff rofo rohr roid roif roik roio roir rokh roki rokk roko rokr rood roof rooi rook roor rorc rori rork roro rrfc rrif rrrr