c-cd cccc ccci cccp ccdc ccdi ccdp ccdr ccgc ccic ccid ccii ccip ccir ccoc ccod ccpp ccpr ccrc ccrg ccri ccrp cd-r cddr cdic cdii cdio cgcc cgcg cgro cicc cici cico cicr cidc cidg cidi cidp cidr cigi ciid ciii cior cipo cipp circ ciri ciro cirr coco cocp codd codi cogi cogo coip coir cood coop copd copg copi copo copp copr cor- corc cord corg cori coro corp corr cpic cpio cppd cpri crcc crcr crdc cric crig crip croc crod croo crop cror crpc dccc dcci dccp dcgo dcii dcio dcop dcpg dcpo dddd ddoc ddpo ddrc dici dico didi dido digg digi digo diii dioc diop dior dipc dipo dipp dird dirr doci doco dod- dodd dodg dodi dodo dog- dogg dogi dogo dogp doid doig dood doop door dopo dopp dopr dorc dord dori doro dorp dorr dpci dpcp dppc dprg dric drip drod drog drop gc-c gccc gcic gcii gcpc gcrg gdci gdor gdrc gggg ggpo gicr gidc gidd gidi gido gigg gigi gigo giog gioi giop gipi gipp gird girg giri giro girr gocr godi godo gogi gogo goip good goog gooi goop goor gopc gopi gopo gord gorg gori goro gorp gorr gpgp gpip gprd gprp grcc grdc gric grid grig grip groc grod grog groi groo grop gror grpc grrr i-go iccc icci icco iccp iccr icdc icdd icdp icgc icoc icod icor icpc icpd icpo icrc icrr idcr iddo idgo idic idid idig idio idir idoc idog idrc idro igcc igcp igoo igor igri iicd iiii iiio iioi iioo iiop iirc iocg ioci iocp iod- iodd iodo ioii ioio iooi iooo iorg iori ipcc ipdc ipdi ipid ipod ipop ippc ippo ippr ipri ircc ircd ircg irdc irdo irdp iri- iric irid irig irio irip iroc irod irop irpc irrc irri occc occi ocpd ocpp ocro ocrr odci oddd oddi odic odio odir odoo odop odor odrp ogdc oggi ogod ogog ogoi ogri ogro oici oido oigo oiii oipc oocr oodi ooid oooo oord opic opii opio opo- opor oppi oppo orci orco ordo orgo ori- oric orid orig orio oro- oror orpc orpi orri orro pccc pcgg pcip pcod pcpp pcrc pcrd pdci pdcp pdic pdoc pdpr pdrc pgcc pgrc picc pici pico picr pido pigc pigg pigo pigp piip pipi pipo pipp pirc pirg piri piro pirr pocd poco pod- podd podi podo pogg pogo poid poio pood poop poor pop- popc popi popo popp porc porg pori poro porr ppcc ppcd ppci ppgi ppic ppid ppig ppod pppd pppo pppp pprc prcc prcd prcp pri- prid prig prii pro- proc prod prog proo prop prpd prrd prri rccc rcdc rcgc rcic rcid rcpd rcpi rcpo rcrd rcrg rdio rdoc rdpc ricc rico ridc ridd ridi rido rigg rigi rigo ripd ripi ripp ripr riri rocc roco rodd rodi rodo rogg rogi rogo roid roig roio roir rood roog rooi roop roor ropo rorc rori roro rpdp rpii rrrr