-ene -yne bbbb bbbq bbbs bbeb bbfc bbfn bbqs bbrc bcbc bcbs bccc bccs bcec bcer bces bcfc bcnu bcrs bcru bcsc bcsn bcss bcuc bebb bebe beby becs becu beeb beef been beer bees beey befe beff bene benn benq bens benu berc bere bern berr bers beru bery bes- bese bess besy beur beye beyn beys bfcs bffs bfsr bner bnrr bnss bque brcb brce breb brec bree bref bren brer bres brey brfc brfu brns brrr brrs brsb brsr bruc brue brun brus bry- brye bryn bscs bseb bsec bsee bser bses bsfc bsff bsfs bsns bssc bsse bubb bube bubq bubs bubu bucc buce bucs bucu buen buer bueu bufc bufe buff bufr bunb bune bunn buns bunu bur- burb bure burn burr burs buru bury busc buse buss busu busy buus buys buyu byce byen byer byes bync byre byrn bysb byse byss bysy byun cbbc cbbs cbcc cbce cbcn cbcr cbcs cbcu cbec cbee cbef cber cbfb cbfc cbre cbrn cbry cbsc cbse cbsn cbus ccbc ccbn cccb cccc cccf cccs cccu ccee ccfc ccff ccnb ccnc ccne ccnf ccnr ccns ccnu ccny ccrc ccre ccrf ccrs ccsf ccsn ccss ccuc ccus cebs cebu cec- cece cecs ceeb ceec cees cef- cefc cefn cen- cene cens ceny cer- cerc cere cerf cern cers cery cesc cese cesr cess ceys ceyu cfbc cfbn cfbr cfbs cfcb cfcf cfcn cfcs cfcy cffb cffr cfnb cfnr cfns cfqc cfrb cfre cfrn cfry cfse cfun cfyn cnbc cnes cnrc cnrr cnss crbc crbu crcc crce crcr cre- creb crec cree cren cres creu crfc crfs crne crns crss crub crue crun crus cry- cryb cryn crys csbf cscb cscc csce cscf cscr cscs csec csee cser csfc csfr csne csny csrc csrs csse cssr csuf csur csus csys cub- cubb cube cubs cuby cucc cuce cucn cucq cuer cues cufc cuff cune cuny curb cure curf curn curr curs cury cusb cuss cusu cusy cuy- cuyr cybb cybc cyc- cycb cycc cycs cyen cyfe cyfs cyn- cyne cyre cyrs cyse cyun cyy- cyyc cyyn ebbc ebbr ebbs ebby ebcc eben eber ebes ebfc ebru ebur ebus ecbc ecbe eccb eccc ecce ecef eces ecfc ecfr ecfs ecne ecrc ecrf ecrr ecru ecsc ecse ecss ecsu ecus eeby eecs eeee eees eefe eefn eens eeny eerc eers eery eese eesy efbr efen efes effs effy enb- enbn enbr enby ence encs ency enee ener enes eney enfb ennc enne enns ennu enny enrs enry ense ensu enue enuf enur enus enye enys equ- eque equs erbb erbe ercc erce ereb erec eren erer eres erfc erfs erne erns errc erre errs erse erub eruc erur erus eryc erye esbs escb esce escr escs escu esee esen eser eses esfs esne esqr esqs esse essu essy esuf esus esyn eubc euer eufc euny eur- eurc eure eury euse eyeb eyec eyen eyeq eyer eyes eyey eyne eyre eyry eyse eyyr fbrs fbus fcbs fccf fces fcsc febs fece feeb feen feer fees fefc fefe feff fene fenn fens feny ferb ferc fere fern ferr fers feru fery fese fess feus feyn feyr feys ffcc ffee ffff ffrr ffss ffun fnrs fnuf fqcy frbc frcc frcn free fren freq fres frey frfc frns frsb frsc frub frue frun frye frys fscb fscc fsec fssc fssf fubb fubs fubu fuc- fufc fuff fufu fune funf funs fur- fure furn furr furs fury fusc fuse fuss fusu fuyu fyce fyen fyfe fyne fynn fyre fyrs fyry nbbc nbcc nbcs nber nbfc nbuf ncbc ncbs nccc nccf nccn nccr nccs nccu ncec ncee ncef ncen ncer nces ncfc ncfe ncnc ncrc ncre ncrq ncsc ncse ncsf ncss ncsy ncue nebb nebe nebn nebr nebs nebu necc nece necr necs necy neeb neef neen neer nees nefe neff nefs nene nens nenu nerc nere nerf nerr ners neru nery nesb nesc nese nesn nesr ness neuc neue neuf neun neur neuu neuy neye neyf neyn neys nfcu nfer nfff nfrs nfsr nfsu nfyb nfyc nnes nnnn nnss nrbq nrcs nren nrfc nrrc nrsc nscc nscs nseb nsec nser nsfc nsfs nsnr nsrc nssb nssc nsse nssf nssr nsss nsub nubc nube nubs nuby nuce nucs nucu nuee nuer nuff nunc nune nunn nuns nuny nurc nure nurn nurr nurs nuru nuse nuss nusu nusy nuys nycc nyce nycy nyen nyer nyes nyne nyny nyrb nyrf nysc nyse nysf nyss q-be qcfr qcue qene qere qerq qqqq qren qrss qsqs qsrs qube qucu quee quen quer ques quey qufu qunb qunu quu- quy- quye quyn rbbb rbbr rbbs rbss rcbc rccb rccc rccs rcfc rcnr rcsc rcss rcyc rebb rebe rebs rebu recc rece recr recs recu recy reeb reef reen rees refe reff refn refr refs refu rene renn rens renu reny reqs rere rers reru rery rese resn resq ress reue reuf reus reuu reye reyn reys rfef rffc rnbr rncs rrfc rrrr rrun rscc rscn rscs rscy rsee rsfc rsnn rsnr rsre rubb rube rubs rubu ruby ruce ruen ruer rues rufc rufe ruff runc rune runf runn runs runy rurc rure rurs ruru ruse russ rusu rusy ruun ruys rybe ryeb ryen ryes ryfe ryff ryne rynn rysy ryue ryun ryyf sbbs sbcc sbcs sbef sber sbfc sbse sbus sccc scce sccs sccy scec scee scer scey scfc scfe scnr scr- scrc scre scrn scrs scry scsc scsn scsr scsu scub scun scur scye scyn se-c se-e se-f se-n se-s se-u se-y sebe sebs seby sec- secc sece secn secr secs secu secy seeb seec seef seen seeq seer sees seeu seey seff sene senn senr sens seny seqq seqs sequ serb serc sere serf sern serq serr sers seru sery sesc sese sess seur seye seyf seyn seys sfbc sfcc sfcs sfer sffc sfnb sfne sfrc sfss sfsu sncc sncf sneb snee sner snes snfu snns snrs snsy snub snur snus snye snys srbc srby srcc sreb srec sres srfc srnn srub ssbn ssbr ssby sscc ssce sscs ssec ssee sses