cccc cccl cccu ccee ccel cclc cctc cctl cctt ccuc ccut cec- cece cect ceec ceel cel- celc cele cell celt cet- cete clec clee clet cleu cltc clue clut ctec ctle cucc cuce culc cule cull cult cut- cutc cute cutt e-cl eccc ecce eccl ecct eclt ect- ectc eeee eele eetc eete eetu elce elec elee elet elle ellu elte elue elul etcc etec etee etel ette ettu eule lccc lcce lctl le-u lece lect leel leet lele lell lelu lete lett leuc llcc llet lleu lllc llll ltcc ltee lttc ltuc luce lule lull lulu lute tccc tccu tctc tcul tecl tect teec teel teet tel- telc tele tell telt telu tete tett tetu teut tttt ttul tucc tuel tuet tule tull tulu tute tutl tutt tutu ucel ucut uele uell ulcc ulee ulle ultt ulul utec utel uttu uulu uuuu