cccc cccl cccs cccv cchl cchs cclc ccls cclv ccoc ccsl ccss ccvo ccvs chch chcs chhs chlc choc choh chol choo chos chov chsc chsh chvo clhs cloo clos clsc coch coco coho cohs col- coll colo cols cooh cool coos cosc cosh cosl coso coss covo cscc csch cscl csco cscs cshl cshs csos cvcc cvhs cvsl cvss hccc hcch hccs hchs hcsc hcso hcss hhcl hhhh hhhs hlhs hlss hoch hocs hohl hoho hol- holc holh holl holo hols hool hoos hosh hoss hovs hscc hshs hsls hvcc hvhs hvsc lccc lccs lchc lchs lcls lcsc lhhh lhhs lhss llcc llcs llhs lllc llll lloc lloo lo-v locc loch loco locs loho lohs loll lolo lols looc lool loos losc losh loso loss lovo lsco lscs lshs lsoh lsso lvcc lvhs lvov lvsv occc ochs oclc ocos ohcc ohho ohhs ohoh ohos ohso ohss olcc ollo olos olov olsh ooho oohs oolo oooh oooo ooos oscc oscl osco oshc osho oshs oslo osoo osos osov osso ovcs ovhs ovo- ovol ovoo s-os sccc sccl sccs sch- schh schl scho schs scl- sclc scls scoh scol scoo scsc scsh scsl scso shcc shhh shhs shl- shls shoo shos shsc shvc slcc slhs sloc sloh sloo slos slsc soch socl soco socs sohh sohl soho sohs solh soll solo sols solv sool soos sosh soso soss sosv sovo sovs sscc sscs sshl sshs sslc ssoc sssc sssh ssss svcc svcs svhs svsc vhhh vhhs vlcc vlhs vloc vlos voho volc voll volo vols vooc vool voso voss vshs vssc vssl vvhs vvvv