c-cd cccc cccf cccl cccs ccdc ccdf ccdh ccds ccfc ccfd ccff ccfl cchl cchs cclc ccls ccoc ccod ccsd ccsf ccsl ccss cdcs cddl cdfs cdhs cdls cdos cdss cfcf cfcl cfco cfcs cfds cfhs cfls cfos cfsl chch chcs chfc chfs chhs chlc choc chod choh chol choo chos chsc chsh clcd cldc clhs clod clof cloo clos clsc coch coco codd codl cods cofc coff cofs coho cohs col- cold coll colo cols cood coof cooh cool coos cosc cosh cosl coso coss cscc cscd cscf csch cscl csco cscs csfc cshl cshs csld csos cssd dccc dccl dccs dcds dcfc dcfs dchs dcls dcos dcsc dcss dddd ddlc ddoc ddss dfcc dfco dfcs dfds dhfc dhfs dhod dhol dlco dlcs dlos doch doco docs dod- dodd dodo dods doff dohc dohl dohs dold dolf doll dolo dols dood doof dool doos dosh doso doss dscc dsch dscs dsfc dshs dsls dsos dssc fccf fcch fcds fchs fcsc fcsl fdhs fdoc fdos ffcc ffff ffhs ffss fhfs fhhs fhss flcl flhs floc flod floo flos foch foco focs fofo fohs folc fold foll folo fols food foof fool foos fosh foso foss fscc fsfo fshd fshs fssc fssf hccc hcch hccs hcfc hchs hcsc hcso hcss hdfc hdhs hdoc hdod hdos hdss hfcs hfhs hfss hhcl hhds hhhh hhhs hhof hlds hlhs hlod hlss hoch hocs hodh hods hoff hofs hohl hoho hol- holc hold holh holl holo hols hood hoof hool hoos hosh hoss hscc hsfc hsfs hshs hsls lccc lccs lcdd lcds lcfc lchc lchs lcls lcsc lcsd ldcf ldls ldos ldsh lfcc lfhs lhhh lhhs lhss llcc llcs lldc llds llhs lllc llll lloc llod lloo locc loch loco locs lodh lods loff loho lohs lold loll lolo lols looc lood loof lool loos losc losh loso loss lsco lscs lsds lsfc lshs lsof lsoh lsso occc ocds ochs oclc ocos oddd odds odoh odoo odos odso ofcl off- offc offh offo offs ohcc ohho ohhs ohoh ohos ohso ohss olcc oldh olds olfs ollo olof olos olsh ooff oofs ooho oohs oold oolo oooh oooo ooos oscc oscl osco oshc osho oshs oslo osoo osos ossd osso s-os sccc sccl sccs scdc scdf scds scfc sch- schh schl scho schs scl- sclc scls scoh scol scoo scsc scsd scsh scsl scso sdcc sdch sdco sddc sdds sdfc sdhd sdhs sdlc sdls sdsc sdsf sdsl sdss sfcc sfco sfcs sfdc sffc sfhs sflc sfls sfos sfss shcc shhh shhs shl- shld shls shod shof shoo shos shsc slcc slcd slds slhs sloc slod sloh sloo slos slsc soch socl soco socs sodd sodo sods sofo sohh sohl soho sohs sold solf solh soll solo sols sood soof sool soos sosh soso soss sscc sscs ssdc ssdd ssdf ssfc ssfl sshl sshs sslc ssoc sssc sssf sssh ssss