c-cd cccc ccci cccl cccs cccu ccdc ccdi ccds ccic ccid ccii ccil ccis cclc ccli ccls ccsd ccsi ccsl ccss ccuc ccus cdcs cddl cdic cdii cdis cdli cdls cdss cicc cici cics cicu cidc cidi cids ciid ciii ciis cili cill cils cis- cisc cisd cisl ciss ciuc cius clcd cldc clic clii clis clsc clud cscc cscd csci cscl cscs csid csis csld cslu cssd csus cucc cuci cudi cuds cui- cuil cuis culc culd cull culs cusd cuss cusu dccc dcci dccl dccs dccu dcds dcii dcil dcis dcli dcls dcsc dcss dddd ddlc ddss dici didi dids didu diii diis dili dill dils dis- disc disd disi diss dius dlcs dlii dlil dlis dscc dscs dsls dssc dssi ducs dudd duds dudu duid duil duis dulc duli dull dulu dusi duul iccc icci iccl iccs iccu icdc icdd icdl icis icll icsc icsd icsi icss icus idic idid idil idis idli idls idsc idss idus iicd iiii iiis iisc iisd iisi iisu iiuc ilcd ilic ilis ill- illd illi ills ilud ilus iscc iscd isci iscs iscu isdc isds isic isil isis isls issc issi isss issu isus iucc iuds iuiu iusd iuss lccc lccs lcdd lcds lcis lcls lcsc lcsd ldci ldls lics lidl lids liii liis lili lill lils lilu lisd lisi liss lisu lius llcc llcs lldc llds lllc llll llud lscs lsds lsid luci lucs ludd ludi luis luli lull lulu lusi luss s-ic s-ii sccc sccl sccs scdc scds sci- scic scid scil scis scl- sclc scls scsc scsd scsi scsl scsu scud scul sdcc sddc sdds sdic sdlc sdls sdsc sdsl sdss sdsu sicc sici sics sicu sidd sidi sids sil- silc sild sili sill sils silu sisc sisd sisi siss sisu siui sius sl-i slcc slcd slcu slds slic slid slsc slsu sluc slud sscc ssci sscs ssdc ssdd ssid ssis sslc sssc sssi ssss suc- succ suci sucs sudd sudi suds suid suis sul- sulc suld suli sull sulu sus- susd susi suss susu suus ucci ucdc ucdd ucil ucsc ucsd ucsu uddi udds udic udid udsd udsl uisd ulcc ulic ulli ulul ulus uscc uscs usdc usdl usds usis uslu ussc usss ussu usui usul usus uulu uusi uuuu