-er c-- ccc cce ccf ccr ccs ccu ce- cec cee cef cer ces ceu cfc cfe cff cfr cfs cfu crc cre crf crr crs cru csc cse csf csr css csu cuc cue cuf cur cus cuu ec- ecc ece ecf ecr ecs ecu eec eee eef eer ees ef- efc efe eff efr efs erc ere erf err ers eru es- esc ese esf esr ess esu eu- euc eue euf eur eus fcc fce fcf fcr fcs fcu fec fee fef fer fes feu ffc ffe fff ffr ffs ffu frc fre frf frr frs fru fsc fse fsf fsr fss fsu fue fuf fur fus fuu rcc rce rcf rcr rcs rcu re- rec ree ref rer res reu rfc rfe rff rfr rfs rfu rrc rrf rrr rrs rru rsc rse rsf rsr rss rsu ruc rue ruf rur rus ruu scc sce scf scr scs scu se- sec see sef ser ses seu sfc sfe sff sfr sfs sfu sr- src sre srf srr srs ss- ssc sse ssf ssr sss ssu suc sue suf sur sus suu ucc uce ucf ucr ucs ucu uec uee uef uer ues ufc ufe uff ufr ufs ufu ur- urc ure urf urr urs uru usc use usf usr uss usu uuc uue uur uus uuu

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ccccc ceere ceese cefcu cerc- cerce cercs cerec cerer ceres cerfs cerre cerrs cerse cerss cerus cesce cescr cesse cfu-e crece creer crees cresc crese cress creu- creue crres cruce crufe crure cruse csere cuers cufeu cuffe cuffs cufre curce curer cures curre currs curse cusec cuser cusse ecrus ecser eeeee efere effer efuru efuse erecs erere erres erses esces esere esref esser esses essse essue esure eucre eurre eurus euser feces feere feers feese ferce feres ferr- ferre ferse ferus feser fesse feuer feurs frcsc freer frees frere frese fress freur fu-fu fucus fuffs furrs furse furus fusee fuser fuses fusse fusus fuuse recce recue recur recus reece reecs reefe reefs reere reese refer reffe refus rere- reree reres resee reses resse resue resus reuer reuse reuss rsssf rucer ruere ruers ruffe ruffs rufus rurec rusce ruses russe scere screc scree scrue scrus scufe scuff scure scurf scurr scuse secre secur secus seece seere seers seese seesu sefer sefes seffe serce serec seref serer seres serfe serff serfs serre serse serss serue sesce seser seses sesse sesue seuer seure seuss ssfcu sssss sucr- sucre suere suers suess sueur sufes suffe suffr suffs surer sures surfs surre surur surus suser suses susse susus u-cee ufere ufeus ursus uruce urucu us-sc usees users usses usure uuuuu

ceecee ceesse cercus cereus ceruce ceruse cesser cesses cesure creese cresce cresse cresus creuse cruces cruses csecse cuffee cuffer curers curfur currer cursee curser curses cursus cuscus cusecs cusser cusses effere effuse eresus ersure escuse essess esssse essure f-fcsr feeres feeses ferfer ferrer ferres ferrur ferrus fescue fesere fesser fesses freers freese frefre freres fresse freure fuerse furfur furrer furres furrfu fuscus fusees fusers fusser fusses fusure re-use recces recess recrue recuer recure recurs recuse reefer reeffe reeser reeses refeff refers reffus refuce refuse rerees rescue resees resues reuere reuser reuses rreuse ruccus ruffec ruffer ruffes ruffus ruscus russer russes russus screef screes scruff scruse scuffe scuffs scurer scurff scurfs secess secres secuer secure see-er seesee sercer sercus serefe serere serers sereus serre- serres seruse sesser sesses sessue seurre sssfrs succur succus sucres sufers suffer suffes surfer sursee surses suruc susses susure susurr urceus uruffe uruses userer ussess usurer usures

cereuse cessers cessure ceuse creeses cresser cresses crureus cuffees curesse curfure currere cursers cuscusu cussers cussues effuser effuses effusus escures ferrere ferrers ferrure fescues fresses fucuses furrure fussers re-fuse re-user re-uses recurer recures recurse recuses reefers referee referer referse refuser refuses rerefer rescuee rescuer rescues resurse resusce reusers ruffers scruffs scuffer scurfer secuers securer secures securus seeress seesees