-ene cccc cccs cccu ccee cche cchr cchs ccnc ccne ccnr ccns ccnu ccrc ccre ccrs ccsn ccss ccuc ccus cec- cece cecs ceec cees cehs cen- cene cens cer- cerc cere cern cers cesc cese cesr cess chce chch chcs chec chee cheh chen cher ches cheu chhs chnc chnr chns chrc chrn chrr chrs chsc chse chsh chsr chun chur chus cnes cnhs cnrc cnrr cnss crcc crce crcr cre- crec cree creh cren cres creu crhs crne crns crss crue crun crus cscc csce csch cscr cscs csec csee cseh cser cshs csne csrc csrs csse cssr csur csus cucc cuce cucn cuer cues cune cure curn curr curs cush cuss cusu eccc ecce eces eche echs ecne ecrc ecrr ecru ecsc ecse ecss ecsu ecus eecs eeee eees eehs eens eerc eers eese ehcc eheh ehen eher eheu ehhs ehre ence ench encs enee ener enes enhs ennc enne enns ennu enrs ense ensu enue enur enus ercc erce erch erec eren erer eres erhc erhs erhu erne erns errc erre errs erse ersh eruc eruh erur erus esce esch escr escs escu esee esen eser eses eshs eshu esne esse essh essu esus euch euer eur- eurc eure euse hccc hcch hccs hchs hcsc hcss hech hecs heer hees hehe hehn hehs hene henh henn hens henu herc here hern herr hers heru hesc hesh hess heue heun heur heus hhhh hhhs hhus hnce hncs hnhs hree hrhs hrrc hrun hscc hscn hses hshs hsse hsur huch hucs hucu huer hues huhn huhs huhu hunc hune hunh huns hure hurn hurr hurs huru huse hush huss huus nccc nccn nccr nccs nccu ncec ncee ncen ncer nces nchc nchs ncnc ncrc ncre ncsc ncse ncss ncue necc nece nech necr necs neen neer nees nehe nehs nehu nene nenh nens nenu nerc nere nerr ners neru nesc nese nesh nesn nesr ness neuc neue neun neur neuu nhcc nhhs nhnn nhrc nhsc nnes nnhs nnnn nnss nrcs nren nrhs nrrc nrsc nscc nscs nsec nser nshs nsnr nsrc nssc nsse nssr nsss nuce nuch nucs nucu nuee nuer nunc nune nunn nuns nurc nure nurn nurr nurs nuru nuse nush nuss nusu rccc rccs rchs rcnr rcsc rcss recc rece rech recr recs recu reen rees rehe rehn rehs rene renn rens renu rere rers reru rese resh resn ress reue reus reuu rhce rhee rhen rhes rhhs rhue rhun rhus rncs rnsh rrhs rrrr rrun rscc rsch rscn rscs rsee rshs rsnn rsnr rsre ruce ruch ruen ruer rues ruhe ruhh ruhn ruhr ruhs runc rune runn runs rurc rure rurs ruru ruse rush russ rusu ruun sccc scce sccs scec scee scer sch- sche schh schr schs scnr scr- scrc scre scrn scrs scsc scsh scsn scsr scsu scun scur se-c se-e se-h se-n se-s se-u sec- secc sece sech secn secr secs secu seec seeh seen seer sees seeu sehe sehr sehs sene senn senr sens serc sere sern serr sers seru sesc sese sesh sess seur shcc she- shee sheh shen sher shes sheu shhh shhs shne shre shrs shsc shue shun shur shus shuu sncc snee sneh sner snes snhs snns snrs snur snus srcc srch srec sres srhs srnn sscc ssce sscs ssec ssee sses sshs ssns ssrc ssrs sssc sssh ssss suc- succ such sucr sucs suee suen suer sues sueu suhr sun- sune sunn suns sunu sur- surc sure surn surr surs suru sus- suse suss susu suus uces uche uchs ucrc ucsc ucsu uers uesn uess uher uhrs uhss uhuh uncc unce unch uncs unec unee unen uner unes unne unns unrs uns- unsc unus urch ure- ureh ures urne urns urre urrh urse urss ursu urun urur urus uscc usce usch uscs usee usen user uses ushr ushs ushu usnc usnr usnu ussc usse ussr usss ussu usun usus uuen uuuu