cccc cccl cccu cccv cclc cclv ccoc ccuc ccvo ckck ckcl ckco ckcv ckoc ckoo ckvl ckvo clok cloo clou cock coco cocu cok- coko col- colk coll colo colu cook cool couk coul covo cucc cuck cuk- culc culk cull culo cvcc k-lo kccc kcck kccl kccu kccv kckc kckk kckl kcko kckv kclc kclk kcll kclu kclv kcol kcou kcuk kcul kcvk kcvl kcvo kcvu kcvv kkck kkcl kkco kkkk kklc kkll kklo kklv kkol kkoo kkov kkuu kkvu kkvv klcc klck klcl klkc klkk klkl klko klkv kllc kllk kllv kloc klok klol kloo klou klov kluk kluu kluv klvk klvl klvo klvu klvv kock kokc kokk koko koku kolc kolk koll kolo kolu kolv kooc kook kool kooo koou koov koul kouu kovc kovk kovo kucc kuco kucv kukk kukl kuku kull kulo kulu kuok kuol kuoo kuuk kuul kuuu kuvo kvcc kvck kvcl kvco kvcu kvcv kvkl kvlc kvlo kvlu kvlv kvoc kvok kvol kvoo kvou kvov kvuu kvvl kvvv lccc llcc lllc llll lloc lloo lo-v locc lock loco locu lokk loko loll lolo looc look lool louk loul louu lovo luck luko lull lulu luuk lvcc lvov occc oclc ocul okcu okko oklo okok okol okul olcc ollo olov ooku oolo oooo oucc oulk oulu ouu- ovo- ovol ovoo ukcc ukko ukok ulcc ulco ullo ulo- uloc uluk ulul uocc uolc uovo uulu uuoc uuuu uv-c uvok uvvu vlcc vloc vlok volc volk voll volo vooc vool vouk voul vovk vuco vuku vull vvvv