cccc cccf cccl cccs ccfc ccff ccfl cchl cchs cclc ccls ccoc ccsf ccsl ccss cfcf cfcl cfco cfcs cfhs cfls cfos cfsl chch chcs chfc chfs chhs chlc choc choh chol choo chos chsc chsh clhs clof cloo clos clsc coch coco cofc coff cofs coho cohs col- coll colo cols coof cooh cool coos cosc cosh cosl coso coss cscc cscf csch cscl csco cscs csfc cshl cshs csos fccf fcch fchs fcsc fcsl ffcc ffff ffhs ffss fhfs fhhs fhss flcl flhs floc floo flos foch foco focs fofo fohs folc foll folo fols foof fool foos fosh foso foss fscc fsfo fshs fssc fssf hccc hcch hccs hcfc hchs hcsc hcso hcss hfcs hfhs hfss hhcl hhhh hhhs hhof hlhs hlss hoch hocs hoff hofs hohl hoho hol- holc holh holl holo hols hoof hool hoos hosh hoss hscc hsfc hsfs hshs hsls lccc lccs lcfc lchc lchs lcls lcsc lfcc lfhs lhhh lhhs lhss llcc llcs llhs lllc llll lloc lloo locc loch loco locs loff loho lohs loll lolo lols looc loof lool loos losc losh loso loss lsco lscs lsfc lshs lsof lsoh lsso occc ochs oclc ocos ofcl off- offc offh offo offs ohcc ohho ohhs ohoh ohos ohso ohss olcc olfs ollo olof olos olsh ooff oofs ooho oohs oolo oooh oooo ooos oscc oscl osco oshc osho oshs oslo osoo osos osso s-os sccc sccl sccs scfc sch- schh schl scho schs scl- sclc scls scoh scol scoo scsc scsh scsl scso sfcc sfco sfcs sffc sfhs sflc sfls sfos sfss shcc shhh shhs shl- shls shof shoo shos shsc slcc slhs sloc sloh sloo slos slsc soch socl soco socs sofo sohh sohl soho sohs solf solh soll solo sols soof sool soos sosh soso soss sscc sscs ssfc ssfl sshl sshs sslc ssoc sssc sssf sssh ssss