cccc cccm cccp ccgc ccmc ccmm ccmp ccoc ccom ccpm ccpp ccpr ccrc ccrg ccrp cgcc cgcg cgmc cgmp cgpm cgro cmcc cmmc cmoc cmpc cmpg cmpp cmrr coco cocp cogo com- comc comm como comp comr coom coop copg copo copp copr cor- corc corg corm coro corp corr cpcm cpmp cppm cprm crcc crcr crmo crmp croc crom croo crop cror crpc gc-c gccc gcmc gcpc gcrg gggg ggpo gmmr gocr gogo gomo goog goom goop goor gopc gopo gorg gorm goro gorp gorr gpgp gprp grcc groc grog grom groo grop gror grpc grrr mccc mcmc mcop mcpc mcpp mcrc mgcp mgrm mmcc mmcg mmcm mmmc mmmm mmor mmpc mmpr mmrc mmrp moco mogg mogo momo mooc moog moop moor mopp morg moro mpcc mpmc mppc mppp mpro mprp mr-c mrcc mrcp mrmc mrrc occc ocom ocpm ocpp ocro ocrr ogog ogro omgp omo- omoo omor omro oocr oooo opo- opor oppo orco orgo ormo oro- orom oror orpc orro pccc pcgg pcgm pcom pcpm pcpp pcrc pgcc pgmc pgmp pgrc pmcc pmmp pmpm pmpo pmrc poco pogg pogo pomo pomp poop poor pop- popc popo popp porc porg poro porr ppcc ppcm pppo pppp pprc pprm prcc prcp prmc pro- proc prog prom proo prop prrm rccc rcgc rcmp rcpo rcrg rmrg rmrp rocc roco rogg rogo romm romo romp roog room roop roor ropo rorc roro rrmc rrmp rrrr