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 clpp coco cocp coil coip col- coli coll colo colp cool coop copi copo copp cpic cpio cplc iccc icci iccl icco iccp icll iclp icoc icpc icpo iiii iiio iioi iioo iiop ilic ilio ill- illi illo illp iloc iloo ioci iocp ioii ioio iolo iooi iooo iopl ipcc ipil iplo ipop ippc ippo lccc lcpc lcpl lico liii lili lill lilo lio- lip- lipc lipi lipl lipo lipp llcc lllc llll lloc lloo locc loci loco loic loli loll lolo looc lool loop lopi lopp lppl occc occi oclc ocpp oici oiii oipc olcc olic olio olli ollo olpc oolo oooo opic opii opio opo- oppi oppo pccc pccl pcip pcll pclo pcpp picc pici pico piip pil- pili pill pilo pipi pipo pipp plcc plio plip ploc ploo plop plpp poco poil poio poli poll polo pool poop pop- popc popi popo popp ppcc ppci ppic ppli pplo pppo pppp