c-cd cccc ccci cccp ccdc ccdh ccdi ccdp ccdr cchp cchr cchy ccic ccid ccii ccip ccir ccoc ccod ccpp ccpr ccrc ccri ccrp cd-r cddr cdic cdii cdio chch chci chcp chdi chic chid chih chip chir choc chod choh choi choo chop chor choy chpp chpr chrc chrd chro chrp chrr chy- chyc cicc cich cici cico cicr cidc cidi cidp cidr cihr ciid ciii cior cipo cipp circ cirh ciri ciro cirr coch coco cocp codd codi cody coho coip coir cood cooh coop copd coph copi copo copp copr copy cor- corc cord cori coro corp corr cory coyo coyr cpic cpio cppd cpri crcc crcr crdc cric crip croc crod croh croo crop cror croy crpc cry- cryo cyc- cycc cypc cyy- cyyc dc-y dccc dcci dccp dcii dcio dcop dcpo dddd ddoc ddpo ddrc ddry dhcp dhod dhor dhpr dich dici dico dicy didi dido didy diii dioc diop dior dipc dipo dipp dird dirr diyi doch doci doco dod- dodd dodi dodo dody dohc dohr doid dood doop door dopo dopp dopr dopy dorc dord dori doro dorp dorr dory doyo dpci dpcp dphp dppc dpph dpyd dric drih drip drod droh drop droy dry- dycd dych dydd dyhh dyhp dyhr dyio dyo- dyoo dyor dyph dyr- dyrc dyri dyro dyyr h-ii hccc hcch hcdr hchi hcpc hcrd hcrp hdci hdoc hdod hdri hdyd hhhh hhip hhpc hi-c hicc hich hico hicp hidi hidy hihc hihi hiho hioc hipc hipo hipp hird hiri hiro hiyo hoch hocr hodh hodi hodr hody hoho hoid hoip hoir hood hoop hoor hopi hopo hopp hopy horc hord hori horo horr hory hoyi hpcc hpdh hrdc hrid hrip hrod hrpc hrpp hrrc hydd hydr hyo- hyp- hyph hypo hypy hyrd iccc icci icco iccp iccr icdc icdd icdp ichc ichd ichi icho ichr ichy icoc icod icor icpc icpd icpo icrc icrr icry idcr iddo idic idid idio idir idoc idrc idro ihcc ihdr ihop ihrc ihrd iicd iiii iiio iioi iioo iiop iirc ioci iocp iod- iodd iodo ioii ioio iooi iooo iori ipcc ipdc ipdi iphc iphr ipid ipod ipoh ipop ippc ippo ippr ippy ipri ircc ircd irdc irdo irdp iri- iric irid irio irip iriy iroc irod iroh irop irpc irrc irri occc occi ochi ocpd ocpp ocro ocrr odci oddd oddi oddy odic odio odir odoh odoo odop odor odrp odry odyr ohcc ohhi ohho ohid ohio ohoh ohyo oici oido oiii oipc oiry oocr oodi ooho ooid oooh oooo oord oory ophi opic opii opio opo- opor oppi oppo oppy opry orch orci orco ordo ori- oric orid orio oro- oror oroy orpc orph orpi orri orro orry oych oyri pccc pchp pcip pcod pcpp pcrc pcrd pdci pdcp pdic pdoc pdpr pdrc phcc phi- phip phoh phoo phrr picc pich pici pico picr picy pido piip pipi pipo pipp pipy pirc piri piro pirr piry piyo pocd poch poco pod- podd podi podo pody poid poio pood pooh poop poor pop- popc popi popo popp popy porc pori poro porr pory poyo poyr ppcc ppcd ppci pphi ppic ppid ppih ppod pppd pppo pppp pprc prcc prcd prcp pri- prid prii pro- proc prod proo prop prpd prrd prri pych pyic pyo- pypy pyr- pyri pyro pyry rccc rcdc rcic rcid rcpd rcpi rcpo rcrd rcyc rdio rdoc rdpc rhcp rhio rhoc rhod rhoh rhyd ricc rich rico ridc ridd ridi rido riho ripd ripi ripp ripr riri riyo rocc roch roco rodd rodi rodo rody rohr rohy roid roio roir rood rooi roop roor ropo ropy rorc rori roro rory royd rpdp rpho rpii rpyc rrrr rych rydy ryip ryoh yccc ycch yhid yhyd yidi yird yirr yoch yodh yodo yoho yood yoop yopo yopy yord yori yoro yory yoyo ypcc ypir yrho yyyy