-ene c-cd cccc cccu ccdc ccdn cced ccee ccnc ccne ccnu cctc cctt ccuc ccut cd-e cdec cdnc cec- cece cect cedd cede cedt cedu ceec cen- cend cene cent cet- cete cndd cnet cntc cnut ctec cten ctne cttn cucc cuce cucn cude cued cund cune cunt cut- cutc cute cutt dccc dcct dccu dctc dddd dec- decc decd dece dect dedd dede dedu deed deen deet dene denn dent denu dete detn deue deut dnce dnet dntt dnut dtcc dted dten duce duct dudd dude dudu duet dunc dune dunn dunt dute duut eccc ecce ecct ecdc eced ecne ect- ectc eddc edde ede- eden educ edun eede eedu eeee eend eent eetc eete eetu ence end- ende endu ened enee ennc enne ennu ent- entd ente enue enut etcc etec etee eten etne ette ettn ettu etun eucd eude nccc nccn ncct nccu ncdc ncdn ncdu ncec nced ncee ncen ncnc ncnd nctc ncte ncue ndcc ndde ndnt ndtc ndut necc nece nect nedc nedd nede nedu need neen neet nend nene nent nenu net- netd nete nett neuc neue neun neut neuu nnnn nntn ntcc nteu ntnd ntnu ntuc nuce nucu nudc nudd nude nuee nunc nune nunn nunt nute nutt nutu tccc tccu tcdd tcnn tctc tect tedd tede teec teed teen teet tenc tend tene tenn tent tenu tete tett tetu teut tncc tndd tnut ttcn tten tttt tucc tude tudu tuen tuet tunc tund tune tunn tunu tute tutt tutu ucdc ucdd ucut uden udet udun uend uncc unce unct unde unec uned unee unen unne unte unut utec utne uttu uuen uuuu