-ene -yne cccc cccs ccee ccgc ccgs ccnc ccne ccnr ccns ccny ccrc ccre ccrg ccrs ccsg ccsn ccss cec- cece cecs ceec cees cege cen- cene ceng cens ceny cer- cerc cere cern cers cery cesc cese cesg cesr cess ceys cgcc cgcg cger cges cggs cgns cgss cnes cnrc cnrr cnss crcc crce crcr cre- crec cree creg cren cres crgs crne crns crss cry- cryn crys cscc csce cscr cscs csec csee cser csgn csne csny csrc csrs csse cssr csys cyc- cycc cycs cyeg cyen cyn- cyne cyre cyrs cyse cysg cyy- cyyc cyyn eccc ecce eces ecgs ecne ecrc ecrr ecsc ecse ecss eecs eeee eees eegs eeng eens eeny eerc eerg eers eery eese eesy egcc egcg egcr egec egee eger egge eggs eggy egne egre egry egsc egss egyr ence encs ency enee eneg ener enes eney enge engg engr engs ennc enne enns enny enrs enry ense ensg enye enys ercc erce erec eren erer eres erg- ergg ergs erne erns errc erre errs erse eryc erye esce escr escs esee esen eser eses esgn esne esse essg essy esyn eyec eyen eyer eyes eyey eyne eyre eyry eyse eyyr gc-c gccc gccs gcrg gcse gcss gece geen geer gees gege gegg gen- genc gene geng genn gens geny gere gern gers gery gesg gess geyn gggg ggrn ggss gncc gngc gnrc gnrr grcc grce grec gree greg gren gres grey grrr grrs grss gry- grye gryn grys gsse gyer gyes gyge gyn- gyne gyng gyr- gyre gyrn gyrs gyse gyss nccc nccn nccr nccs ncec ncee ncen ncer nces ncgr ncgs ncnc ncrc ncre ncsc ncse ncss ncsy necc nece necr necs necy neen neer nees nege negs nene neng nens nerc nere nerr ners nery nesc nese nesn nesr ness neye neyg neyn neys ngen nger ngns ngsn nnes nngn nnnn nnss nrcs nren nrrc nrsc nscc nscs nsec nser nsnr nsrc nssc nsse nssr nsss nycc nyce nycy nyen nyer nyes nyne nyny nysc nyse nyss rccc rccs rcgc rcnr rcrg rcsc rcss rcyc recc rece recr recs recy reen rees rege regn regr regs rene reng renn rens reny rere rerg rers rery rese resn ress reye reyn reys rncs rngs rrrr rscc rscn rscs rscy rsee rsgc rsnn rsnr rsre ryen ryes ryge ryne ryng rynn rysy sccc scce sccs sccy scec scee sceg scer scey scgs scnr scr- scrc scre scrn scrs scry scsc scsn scsr scye scyn se-c se-e se-g se-n se-s se-y sec- secc sece secg secn secr secs secy seec seeg seen seer sees seey sege segg segs sene seng senn senr sens seny serc sere serg sern serr sers sery sesc sese sess seye seyn seys sgce sgcg sger sges sggg sggs sgss sncc snee sneg sner snes snns snrs snsy snye snys srcc srec sres srnn sscc ssce sscs ssec ssee sses ssgs ssns ssrc ssrg ssrs sssc ssss syce sycr syen syer syes sygn syn- sync syne syng syns syny syre syrs syry syse syss yccc ycee yeen yeer yees yegg yenc yene yeng yens yere yern yerr yers yery yess yeye yeyr ynce ynes ynge ynne yren yrne yryn ysee ysen yser yses ysse yyyy