-ene -yne cccc cccp cccs ccee ccnc ccne ccnp ccnr ccns ccny ccpe ccpn ccpp ccpr ccps ccrc ccre ccrp ccrs ccrt ccsn ccsp ccss ccst cctc cctt cec- cece cecp cecs cect ceec cees cen- cene cens cent ceny cepc cepe cepp cepr ceps cept cer- cerc cere cern cerp cers cert cery cesc cese cesp cesr cess cest cet- cete cetp cets ceys cncp cnep cnes cnet cnrc cnrr cnrt cnss cntc cntr cpce cpcs cpep cper cpns cpnt cpps cpre cprs cprt cpsc cpsr cptp cptr cpts crcc crce crcr cre- crec cree cren crep cres cret crne crns crpc crps crrt crsp crss crst crtc crtp crts cry- cryn crys cscc csce cscr cscs csec csee csep cser cset csne csnp csny cspc cspe csps cspt csrc csrs csse cssr cstc cstr csts csys ctcp ctec cten ctep ctne ctns ctpp ctps ctrc ctrn ctrp ctrs ctsc ctsn ctss cttn ctts cyc- cycc cycs cyen cyn- cyne cypc cyps cyre cyrs cyrt cyse cyst cyt- cyte cyy- cyyc cyyn eccc ecce ecct eces ecne ecpp ecrc ecrr ecsc ecse ecsp ecss ect- ectc ects eecs eeee eees eens eent eeny eeps eerc eers eery eese eesy eetc eete eets ence encs ency enee ener enes eney ennc enne enns enny enp- enrs enry ense enst ent- ente entp entr ents enty enye enys epcc epec epee epen eper epes epns eppc eppp epps eppy eprp eprs epsc epsp epss epte ercc erce ercp erec eren erer eres eret erne erns erpe erps errc erre errs erse erst erts eryc erye esce escr escs esee esen eser eses eset esne espc espe espn espp esps espy esse essp esst essy estc este estp estr ests esty esyn etcc etcs etec etee eten eter etes etne etnr etns etre etsy ette ettn etty eyec eyen eyer eyes eyet eyey eyne eype eyre eyry eyse eyst eyte eyyr nccc nccn nccp nccr nccs ncct ncec ncee ncen ncep ncer nces ncnc ncpc ncrc ncre ncrp ncsc ncse ncss ncst ncsy nctc ncte nctr necc nece necr necs nect necy neen neep neer nees neet nene nens nent nepc nepe nepr neps nept nerc nere nerr ners nert nery nesc nese nesn nesr ness nest net- nete nets nett neye neyn neys neyt nnes nnnn nnpr nnss nntn npcc npes nppc nprt npss npsy nptc npte nptn nrcs nren nrpc nrpn nrps nrrc nrsc nrsp nrts nscc nscs nsec nsep nser nsnr nspc nsps nsrc nssc nsse nssp nssr nsss nstc nstp nsts ntcc nter ntes ntpc ntrc ntsc ntss nttr nycc nyce nycy nyen nyer nyes nyet nyne nynt nyny nypc nype nypt nysc nyse nyss nyst nytc nyte pccc pcce pccs pcep pcer pcns pcnt pcpn pcpp pcps pcrc pcre pcse pcte pcts pece pecr pecs pect pecy peec peen peep peer pees peet pen- penc pene penn pens pent peny pepe peps per- perc pere pern perp perr pers pert pery pese pess pest pesy pete petn petr pets pett pety peyn peyr peys pnec pnes pnet pnpp pnsc pntr ppcc ppcs ppen pper pppn pppp ppps pprc ppss pptn ppts pptt ppye prcc prcp prcs pre- prec pree pren prep pres pret prey prnp prps prrs prsc prse prss prtc prtp prtr prys psec psnc psnr pspp pspr psps psrp pssc psse psst psts psy- psys ptcc pten pter pttc pyce pyep pyes pyet pyn- pyne pynt pype pypy pyr- pyre pyry pyse pyss pyst pyte pytt rccc rccs rcep rcet rcnr rcps rcpt rcsc rcss rctc rcts rcyc recc rece recp recr recs rect recy reen reep rees reet rene renn rens rent reny repe repp repr reps rept repy rere rers rert rery rese resn resp ress rest rete retr rets rett rety reye reyn reys rncp rncs rnnt rnsp rntp rpcs rpet rppn rpps rptn rpts rpyc rrrr rrsp rscc rscn rscs rscy rsee rsnn rsnr rsps rsre rstp rsts rtcc rtce rtee rtes rtns rtps rtss rttp rtts ryen ryes ryet ryne rynn rynt rype rysy rytt ryyt sccc scce sccp sccs scct sccy scec scee scep scer scet scey scnr scnt scpe scps scpt scr- scrc scre scrn scrs scry scsc scsn scsr scst sctc sctn sctr scts scye scyn se-c se-e se-n se-s se-t se-y sec- secc sece secn secr secs sect secy seec seen seep seer sees seet seey sene senn senr sens sent seny sepe sepn sepp sepr seps sept serc sere sern serp serr sers sert sery sesc sese sess sest set- setc sete sets sett seye seyn seys seyt sncc sncp snee snep sner snes snet snns snpp snrs snsy snte sntr snye snys spcc spcs spec spee spen sper spes spet spey spne spns spps sprs spry spse spsp spss spst sptc sptr spts spy- spyr spys srcc srct srec sres srnn srpc srps srpt srsp srtp srtr sscc ssce sscp sscs ssec ssee ssep sses sset ssns sspc sspe ssps sspt ssrc ssrs sssc ssss sstc sstp ssts stcc stcp stcs stec stee sten step ster stes stet stey stnn stnr stns stpp stps strc stre strn strs stry stss sttc sttr stye styr stys syce sycr syen syer syes syn- sync syne syns syny sype syre syrs syrt syry syse syss syst syte sytt tccc tcep tcnn tcpy tctc tcts tecr tecs tect teec teen teer tees teet tenc tene tenn tenp tens tent tepe tepp ter- terc tere tern terp terr ters tery tesc tese tesp tess test tete tetr tets tett teye teyn teyr teys tncc tnes tnsp tnts tpcp tpcs tper tppp tppr tprs tpsc tpte tptp tptr trcc tre- trec tree tren tres tret trey trpc trpe trpn trpp trps trst trtc trte trtr try- trye tryp trys tscc tscp tsec tsen tses tset tsey tspn tsps tspt tsse tssr tsst tstc tsts tsys ttcn ttcp tten tter ttss tttt ttys tyce tyee tyen tyer tyes tyet tyne tynt tyny typ- type typp typy tyr- tyre tyrr tyse tyss