c-cd cccc ccci cccs ccdc ccdi ccds cced ccee ccic ccid ccii ccis ccix ccsd ccsi ccss ccxi cd-e cdcs cdec cdes cdex cdic cdii cdis cdss cdxi cec- cece ceci cecs cedd cede cedi ceec cees cesc cese cesi cess cexe cicc cici cics cidc cide cidi cids ciee cies ciid ciii ciis cis- cisc cisd cise ciss cixi cscc cscd csce csci cscs csec csee csid csis csix cssd csse cxii cxix cxxi cxxx d-ix dccc dcci dccs dcds dcii dcis dcix dcsc dcss dcxi dcxx dddd ddes ddie ddss dec- decc decd dece deci decs dedd dede dedi deed dees deid deie deis des- desc dese desi dess dex- dexe dice dici dide didi dids died dies diex diii diis dis- disc disd dise disi diss dixi dscc dscs dsei dssc dssi dxcc dxci dxdc dxds dxec dxed dxes dxii dxix dxss dxxx eccc ecce ecci ecdc eced eces ecis ecsc ecse ecss eddc edde eddi edds ede- edei edes edex edie edis edss eecs eede eeee eees eese eesi eics eid- eide eidi eiec eied eiei eies eisd eise eiss esce esci escs esdi esds esdx esee eses esie esis esse essi exec exed exes exid exis iccc icci iccs icdc icdd icde icec iced icee ices icex icis icsc icsd icse icsi icss idce idec ided idee ides idex idic idid idie idis idsc idse idss iecc ieds ieie iesc iesi iicd iide iied iies iiie iiii iiis iisc iisd iisi iscc iscd isci iscs isdc isde isds isec ised isee ises isic isie isis issc isse issi isss ixxi s-ic s-ii sccc scce sccs scdc scds scec scee sci- scic scid scie scis scsc scsd scsi sdcc sddc sdds sdes sdic sdsc sdss se-c se-d se-e se-i se-s se-x sec- secc secd sece secs sede seds seec seed sees seex seid seie seii seis seix sesc sese sesi sess sex- sexe sexi sicc sice sici sics sidd side sidi sids siec sied sies siex sisc sisd sise sisi siss sixe sixx sscc ssce ssci sscs ssdc ssdd ssec ssee sses ssex ssid ssis sssc sssi ssss sxde x-ed xces xcii xcis xdcc xexe xics xidi xiii xisi xixi xxii xxix xxxi xxxx