cccc cccm cccp cckm ccmc ccmm ccmp ccoc ccom ccpm ccpp ckck ckcm ckco ckmo ckmp ckoc ckom ckoo ckpc cmcc cmmc cmoc cmpc cmpk cmpp cock coco cocp cok- coko com- comc comm como comp cook coom coop copo copp cpcm cpmp cppm kccc kcck kckc kckk kckm kcko kcmc kcmk kcmm kcmo kcmp kcom kcpc kcpm kcpo kkck kkcm kkco kkkk kkmc kkmk kkmo kkmp kkoo kkpc kkpk kmcc kmcm kmco kmkk kmko kmmk kmmm kmmo kmoc kmok kmom kmpc kmpo kock kocm kocp kokc kokk koko kokp komc komo komp kooc kook kooo koop kopp kpcc kpkk kpmo kpmp kpoc kpok kpoo kpop kppc kppk kppo kppp mccc mckk mcmc mcop mcpc mcpp mmcc mmcm mmmc mmmm mmpc mock moco moko momo mooc mook moop mopp mpcc mpmc mppc mppp occc ocom ocpm ocpp okko okmo okok okom okpo omo- omoo oooo opo- oppo pccc pcom pcpm pcpp pmcc pmmp pmpm pmpo pock poco poko pomo pomp pook poop pop- popc popo popp ppcc ppcm pppo pppp