c-cd cccc ccci ccdc ccdh ccdi ccdr cchr ccic ccid ccii ccir ccoc ccod ccrc ccri cd-r cddr cdic cdii cdio chch chci chdi chic chid chih chir choc chod choh choi choo chor chrc chrd chro chrr cicc cich cici cico cicr cidc cidi cidr cihr ciid ciii cior circ cirh ciri ciro cirr coch coco codd codi coho coir cood cooh cor- corc cord cori coro corr crcc crcr crdc cric croc crod croh croo cror dccc dcci dcii dcio dddd ddoc ddrc dhod dhor dich dici dico didi dido diii dioc dior dird dirr doch doci doco dod- dodd dodi dodo dohc dohr doid dood door dorc dord dori doro dorr dric drih drod droh h-ii hccc hcch hcdr hchi hcrd hdci hdoc hdod hdri hhhh hi-c hicc hich hico hidi hihc hihi hiho hioc hird hiri hiro hoch hocr hodh hodi hodr hoho hoid hoir hood hoor horc hord hori horo horr hrdc hrid hrod hrrc iccc icci icco iccr icdc icdd ichc ichd ichi icho ichr icoc icod icor icrc icrr idcr iddo idic idid idio idir idoc idrc idro ihcc ihdr ihrc ihrd iicd iiii iiio iioi iioo iirc ioci iod- iodd iodo ioii ioio iooi iooo iori ircc ircd irdc irdo iri- iric irid irio iroc irod iroh irrc irri occc occi ochi ocro ocrr odci oddd oddi odic odio odir odoh odoo odor ohcc ohhi ohho ohid ohio ohoh oici oido oiii oocr oodi ooho ooid oooh oooo oord orch orci orco ordo ori- oric orid orio oro- oror orri orro rccc rcdc rcic rcid rcrd rdio rdoc rhio rhoc rhod rhoh ricc rich rico ridc ridd ridi rido riho riri rocc roch roco rodd rodi rodo rohr roid roio roir rood rooi roor rorc rori roro rrrr