cccc ccci cccl cccp ccic ccii ccil ccip cclc ccli ccoc ccpl ccpp cicc cici cico ciii cili cill cilo cilp cipo cipp clic clii clio clip cloo clop cloy clpp cly- coco cocp coil coip col- coli coll colo colp coly cool coop copi copo copp copy coyl coyo cpic cpio cplc cyc- cycc cycl cyl- cylc cyll cypc cyy- cyyc iccc icci iccl icco iccp icll iclp icoc icpc icpo iiii iiio iioi iioo iiop ilic ilio ill- illi illo illp illy iloc iloo ioci iocp ioii ioio iolo iooi iooo iopl ipcc ipil iplo ipop ippc ippo ippy lccc lcpc lcpl lico liii lili lill lilo lily lio- lip- lipc lipi lipl lipo lipp lipy liyl llcc lllc llll lloc lloo locc loci loco loic loli loll lolo loly looc lool loop lopi lopp lppl lyc- lyco lyly lyo- occc occi oclc ocpp oici oiii oily oipc oiyl olcc olic olio olli ollo olly olpc oolo oooo opic opii opio opo- oppi oppo oppy oyly pccc pccl pcip pcll pclo pcpp picc pici pico picy piip pil- pili pill pilo pily pipi pipo pipp pipy piyo plcc plio plip ploc ploo plop ploy plpp poco poil poio poli poll polo poly pool poop pop- popc popi popo popp popy poyo ppcc ppci ppic ppli pplo pppo pppp pyic pyl- pyli pyll pyo- pypy yccc yili yill ylli yoli yoll yolo yolp yoly yool yoop yopo yopy yoyo ypcc yyyy