c-cd cccc cccf ccci cccs cccu ccdc ccdf ccdi ccdn ccds ccfc ccfd ccff ccfi ccic ccid ccii ccis ccnc ccnf ccni ccns ccnu ccsd ccsf ccsi ccsn ccss ccuc ccus cdcs cdfs cdic cdii cdis cdnc cdnf cdss cfcf cfcn cfcs cfds cfni cfns cfsi cfun cicc cici cics cicu cidc cidi cids ciff cifs ciid ciii ciis cin- cinc cind cinf cini cis- cisc cisd cisn ciss ciuc cius cnci cndd cnic cnid cnss cscc cscd cscf csci cscs csdn csfc csid csis cssd csuf csus cucc cuci cucn cudi cuds cufc cuff cufi cui- cuif cuin cuis cund cusd cuss cusu dccc dcci dccs dccu dcds dcfc dcfs dcii dcis dcns dcsc dcss dddd ddss dfcc dfcs dfcu dfds dici didi dids didu dif- diff difs diii diis din- dinc dini dinn dins dinu dis- disc disd disi diss dius dncs dnic dnis dnsc dnus dscc dscn dscs dsfc dsif dssc dssi dssn ducs dudd duds dudu dufc duff dufu duid duif duin duis dunc dunn duns dusi fccf fcds fcic fcii fcsc fdic ffcc ffff ffii ffss ffun ficc fics fidc fidf fids fifc fiff fifi fiii find fini finn fins fisc fisd fisi fiss fisu fnci fndd fndn fnuf fscc fsfi fssc fssf fuc- fuci fudd fudi fufc fuff fufu fuid fund funf funs fusc fusd fusi fuss fusu iccc iccf icci iccn iccs iccu icdc icdd icis icnc icns icsc icsd icsi icss icus idfc idic idid idin idis idsc idsf idss idun idus ifcd ific ifid ifis ifni ifns ifsc iicd iiii iiis iisc iisd iisi iisu iiuc incd inci incs ind- indc indi inds indu infi infs inid inis inni inns innu insc inss insu inui inun inus iscc iscd isci iscn iscs iscu isdc isdn isds isfc isic isin isis issc issf issi isss issu isus iucc iuds iuiu iusd iuss n-ii nccc nccf ncci nccn nccs nccu ncdc ncdn ncds ncdu ncfc ncid ncis ncnc ncnd ncsc ncsf ncsi ncss ndcc ndcs ndfi ndic ndsf ndsi ndss nfcu nfdc nfff nfic nfsu nicc nicd nicf nici nics nicu nidd nidi nids nifc niff niiu nind nini nins nisd nisi niss nisu nnnn nnss nscc nscd nscs nsdf nsds nsfc nsfs nsic nsin nsis nssc nssf nsss nuci nucs nucu nudc nudd nudi nuff nuin nunc nunn nuns nusi nuss nusu s-ic s-ii sccc sccs scdc scdf scds scfc scfi sci- scic scid scif scin scis scnd scsc scsd scsi scsn scsu scud scun sdcc sddc sdds sdfc sdic sdif sdsc sdsf sdss sdsu sfcc sfcs sfdc sffc sfss sfsu sicc sici sics sicu sidd sidi sids siff sifu sind sini sinn sins sinu sisc sisd sisi siss sisu siui sius sncc sncf snfu snid snns snsd snus sscc ssci sscs ssdc ssdd ssdf ssfc ssid ssin ssis ssns sssc sssf sssi ssss suc- succ suci sucs sudd sudi suds suf- sufc suff sufi sufs sufu suid suin suis sun- sund suni sunn suns sunu sus- susd susi suss susu suus ucci ucdc ucdd ucin ucsc ucsd ucsf ucsu uddi udds udic udid udin udsd udun ufcu uisd uncc uncf unci uncs undi unds unfd uni- unic unif unii unin unis unni unns uns- unsc unus uscc uscf uscs usdc usdf usds usfc usfi usfs usif usin usis usnc usnu ussc ussf usss ussu usui usun usus uuni uusi uuuu