-ene cccc cccp cccu ccee ccnc ccne ccnp ccnu ccpe ccpn ccpp cctc cctt ccuc ccup ccut cec- cece cecp cect ceec cen- cene cent cepc cepe cepp cept cet- cete cetp ceux cexe cncp cnep cnet cnex cntc cnut cpce cpcu cpep cpnt cptp ctcp ctec cten ctep ctne ctpp cttn cucc cuce cucn cune cunp cunt cupe cupp cut- cutc cute cutt cxxx eccc ecce ecct ecne ecpp ect- ectc eeee eent eetc eete eetu eext ence enee ennc enne ennu enp- ent- ente entp enue enut epcc epec epee epen eppc eppp epte epxp etcc etec etee eten etne ette ettn ettu etun etux exec exen expn expt exte n-up nccc nccn nccp ncct nccu ncec ncee ncen ncep ncnc ncpc nctc ncte ncue necc nece nect neen neep neet nene nent nenu nepc nepe nept net- nete nett neuc neue neun neut neuu nexe next nexx nnnn nntn npcc nppc nptc npte nptn ntcc nteu ntnu ntpc ntuc nuce nucu nuee nunc nune nunn nunt nupe nute nutt nutu pccc pcce pcep pcnt pcnx pcpn pcpp pcte pcun pece pect peec peen peep peet pen- penc pene penn pent penu pepe pete petn pett peun peut pnec pnet pneu pnpp pnup pnxt ppcc ppen pppn pppp pptn pptt ptcc pten pttc pu-e puce puet pueu punc pune punt punu punx pupe pupu put- pute putt putu puuc puxe tccc tccu tcep tcnn tctc tect teec teen teet tenc tene tenn tenp tent tenu tepe tepp tepu tete tett tetu tetx teut text tncc tnut tpcp tppp tpte tptp tput ttcn ttcp tten tttt tucc tuen tuet tunc tune tunn tunu tupe tupu tute tutt tutu txcn txen uccp ucut uext uncc unce uncp unct unec unee unen unne unpc unte unut upen upne upnp uppc uppe uppp uppu upup utec utep utne uttu uucp uuen uuuu uxue xen- xene xenn xenu xexe xnee xnet xpcc xtep xuxu xxxx