cccc ccci cccl cccp cccu ccic ccii ccil ccip cclc ccli ccoc ccpl ccpp ccuc ccup cicc cici cico cicu ciii cili cill cilo cilp cipo cipp ciuc ciup clic clii clio clip cloo clop clou clpp coco cocp cocu coil coip col- coli coll colo colp colu cool coop copi copo copp coul coup cpcu cpic cpio cplc cucc cuci cui- cuil culc cull culo culp cupl cupo cupp iccc icci iccl icco iccp iccu icll iclp icoc icpc icpo icup iiii iiio iioi iioo iiop iiuc ilic ilio ill- illi illo illp iloc iloo ioci iocp ioii ioio iolo iooi iooo iopl ipcc ipil iplo ipop ippc ippo iucc iuiu iupp lccc lcpc lcpl lico liii lili lill lilo lilu lio- lip- lipc lipi lipl lipo lipp lipu llcc lllc llll lloc lloo locc loci loco locu loic loiu loli loll lolo looc lool loop lopi lopp lopu loui loul loup louu lppl luci luli lull lulu lupi lupo lupu luup occc occi oclc ocpp ocul oici oiii oipc olcc olic olio olli ollo olpc oolo oooo opic opii opio opo- oppi oppo oucc ouii oulu ouu- pccc pccl pcip pcll pclo pcpp picc pici pico picu piip pil- pili pill pilo pilu pipi pipo pipp plcc plio plip ploc ploo plop plou plpp plup poco poil poio poli poll polo polu pool poop pop- popc popi popo popp poui poul poup ppcc ppci ppic ppli pplo pppo pppp puiu puli pull pulo pulp pulu pupi pupl pupu puuc ucci uccp ucil ucio uipi ulcc ulco ulic ulli ullo ulo- uloc ulul uocc uolc upci upic uplo uppc uppp uppu upup uucp uulu uuoc uuuu