cccc ccci cccl cccp ccic ccii ccil ccip cclc ccli ccoc ccpl ccpp cicc cici cico ciii ciko cili cilk cill cilo cilp cipo cipp ckck ckcl ckco ckoc ckoi ckoo ckpc clic clii clik clio clip clok cloo clop clpp cock coco cocp coil coip cok- coko col- coli colk coll colo colp cook cool coop copi copo copp cpic cpio cplc iccc icci iccl icco iccp icll iclp icoc icpc icpo iiii iiio iioi iioo iiop ikki ikko ikoo ilic ilio ilki ill- illi illo illp iloc ilok iloo ioci iocp ioii ioio ioko iolo iooi iooo iopl ipcc ipil ipko iplo ipop ippc ippo k-ci k-lo kccc kcci kcck kccl kcic kcii kcil kckc kckk kckl kcko kclc kcli kclk kcll kcol kcpc kcpi kcpl kcpo kicc kick kicl kicp kiic kiii kiik kiip kikc kiki kikk kiko kili kilk kill kilo kilp kioc kioi kiok kiol kioo kip- kipi kipl kipo kipp kkci kkck kkcl kkco kkic kkik kkkk kklc kkli kkll kklo kkol kkoo kkpc kkpk kkpl klcc klci klck klcl klic klik klil klio klip klkc klkk klkl klko kllc kllk kllp kloc klok klol kloo klop klpc klpi koci kock kocp koii koil kokc koki kokk koko kokp kolc koli kolk koll kolo kooc kooi kook kool kooo koop kopi kopp kpcc kpcl kpkk kpkl kplc kplk kplo kpoc kpok kpol kpoo kpop kppc kppk kppl kppo kppp lccc lcpc lcpl lick lico liii liko lili lill lilo lio- lip- lipc lipi lipl lipo lipp llcc lllc llll lloc lloo locc loci lock loco loic loik loki lokk loko loli loll lolo looc look lool loop lopi lopp lppl occc occi oclc ocpp oici oick oiii oiko oipc okic okko oklo okok okol okpo olcc olic olio olki olli ollo olpc oolo oooo opic opii opio opo- oppi oppo pccc pccl pcip pclk pcll pclo pcpp picc pici pick pico piip piki pikk piko pil- pili pilk pill pilo pipi pipo pipp plcc plik plio plip plkk ploc plok ploo plop plpp pock poco poik poil poio poko poli polk poll polo pook pool poop pop- popc popi popo popp ppcc ppci ppic ppli pplo pppo pppp