c-cd cccc cccf ccci cccl cccs cccu ccdc ccdf ccdi ccds ccfc ccfd ccff ccfi ccfl ccic ccid ccii ccil ccis cclc ccli ccls ccsd ccsf ccsi ccsl ccss ccuc ccus cdcs cddl cdfs cdic cdii cdis cdli cdls cdss cfcf cfcl cfcs cfds cfls cfsi cfsl cicc cici cics cicu cidc cidi cids ciff cifl cifs ciid ciii ciis cili cill cils cis- cisc cisd cisl ciss ciuc cius clcd cldc clic clif clii clis clsc clud cscc cscd cscf csci cscl cscs csfc csid csis csld cslu cssd csuf csus cucc cuci cudi cuds cufc cuff cufi cui- cuif cuil cuis culc culd cull culs cusd cuss cusu dccc dcci dccl dccs dccu dcds dcfc dcfs dcii dcil dcis dcli dcls dcsc dcss dddd ddlc ddss dfcc dfcs dfcu dfds dici didi dids didu dif- diff difs diii diis dilf dili dill dils dis- disc disd disi diss dius dlcs dlii dlil dlis dscc dscs dsfc dsif dsls dssc dssi ducs dudd duds dudu dufc duff dufu duid duif duil duis dulc duli dull dulu dusi duul fccf fcds fcic fcii fcsc fcsl fdic ffcc ffff ffii ffss ficc fics fidc fidf fids fifc fiff fifi fiii fiil fild fili fill fils fisc fisd fisi fiss fisu flcl flic flid flii flis flud fluf flus fscc fsfi fssc fssf fuc- fuci fudd fudi fufc fuff fufu fuid fuil fuli full fuls fulu fusc fusd fusi fuss fusu iccc iccf icci iccl iccs iccu icdc icdd icdl icis icll icsc icsd icsi icss icus idfc idic idid idil idis idli idls idsc idsf idss idus ifcd ific ifid ifil ifis ifsc iicd iiii iiis iisc iisd iisi iisu iiuc ilcd ilic ilis ill- illd illi ills ilud ilus iscc iscd isci iscs iscu isdc isds isfc isic isil isis isls issc issf issi isss issu isus iucc iuds iuiu iusd iuss lccc lccs lcdd lcds lcfc lcis lcls lcsc lcsd ldcf ldci ldif ldls lfcc lics lidl lids liff lifl liii liis lili lill lils lilu lisd lisi liss lisu liuf lius llcc llcs lldc llds lllc llll llud lscs lsds lsfc lsid luci lucs ludd ludi luff lufu luif luis luli lull lulu lusi luss s-ic s-ii sccc sccl sccs scdc scdf scds scfc scfi sci- scic scid scif scil scis scl- sclc scls scsc scsd scsi scsl scsu scud scul sdcc sddc sdds sdfc sdic sdif sdlc sdls sdsc sdsf sdsl sdss sdsu sfcc sfcs sfdc sffc sflc sfls sfss sfsu sicc sici sics sicu sidd sidi sids siff sifl sifu sil- silc sild silf 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 ssdf ssfc ssfl ssid ssis sslc sssc sssf sssi ssss suc- succ suci sucs sudd sudi suds suf- sufc suff sufi sufs sufu suid suis sul- sulc suld sulf suli sull sulu sus- susd susi suss susu suus ucci ucdc ucdd ucil ucsc ucsd ucsf ucsu uddi udds udic udid udsd udsl ufcu uisd ulcc ulic ulli ulul ulus uscc uscf uscs usdc usdf usdl usds usfc usfi usfl usfs usif usis uslu ussc ussf usss ussu usui usul usus uulu uusi uuuu