cccc cccl cccp cclc ccoc ccpl ccpp ccpr ccrc ccrl ccrp cloo clop clor cloy clpp clro cly- coco cocp col- coll colo colp coly cool coop copo copp copr copy cor- corc corl coro corp corr cory coyl coyo coyr cplc crcc crcr croc crol croo crop cror croy crpc cry- cryo cyc- cycc cycl cyl- cylc cyll cypc cyrl cyy- cyyc lccc lcor lcpc lcpl lcrl llcc lllc llll lloc lloo llyr locc loco loll lolo loly looc lool loop loor lopp loro lory lppl lprp lroc lrrc lrrr lrry lyc- lyco lyly lyo- lyro occc oclc ocpp ocrl ocro ocrr olcc ollo olly olor olpc olry oocr oolo oooo oory opo- opor oppo oppy opry orco orlo orly oro- oror oroy orpc orro orry oyly pccc pccl pcll pclo pcpp pcrc pcrl plcc ploc ploo plop ploy plpp poco poll polo poly pool poop poor pop- popc popo popp popy porc poro porr pory poyo poyr ppcc pplo pppo pppp pprc prcc prcp prlr pro- proc prol proo prop pyl- pyll pyo- pypy pyr- pyrl pyro pyry rccc rcpo rcyc rocc roco roll rolo rolp roly rool roop roor ropo ropy rorc roro rory royl rpyc rrrr yccc yoll yolo yolp yoly yool yoop yopo yopy yoro yory yoyo ypcc yrly yyyy