-er -ey b-u bbb bbc bbe bbf bbr bbs bbu bby bcb bcc bce bcf bcr bcs bcu bcy be- beb bec bee bef ber bes beu bey bfb bfc bfe bff bfr bfs bfu bfy brb bre brf brr brs bru bry bsb bsc bse bsf bsr bss bsu bsy bub buc bue buf bur bus buu buy by- byc bye byf byr bys byu c-- cbb cbc cbe cbf cbr cbs cbu cby ccb ccc cce ccf ccr ccs ccu ce- ceb cec cee cef cer ces ceu cey cfb cfc cfe cff cfr cfs cfu crb crc cre crf crr crs cru cry csb csc cse csf csr css csu csy cub cuc cue cuf cur cus cuu cuy cyb cyc cye cyf cyr cys ebb ebc ebe ebf ebr ebs ebu eby ec- ecb ecc ece ecf ecr ecs ecu eeb eec eee eef eer ees eey ef- efb efc efe eff efr efs erb erc ere erf err ers eru ery es- esb esc ese esf esr ess esu esy eu- eub euc eue euf eur eus eyc eye eyr eys fbb fbc fbe fbf fbr fbs fbu fcb fcc fce fcf fcr fcs fcu fcy feb fec fee fef fer fes feu fey ffc ffe fff ffr ffs ffu ffy frb frc fre frf frr frs fru fry fsb fsc fse fsf fsr fss fsu fub fue fuf fur fus fuu fy- fyb fyc fye rbb rbc rbe rbf rbr rbs rbu rcb rcc rce rcf rcr rcs rcu re- reb rec ree ref rer res reu rey rfb rfc rfe rff rfr rfs rfu rrb rrc rrf rrr rrs rru rsb rsc rse rsf rsr rss rsu rub ruc rue ruf rur rus ruu ruy ry- ryc rye ryf ryr rys ryu ryy sbb sbc sbe sbf sbr sbs sbu sby scb scc sce scf scr scs scu se- seb sec see sef ser ses seu sey sfb sfc sfe sff sfr sfs sfu sr- srb src sre srf srr srs sry ss- ssb ssc sse ssf ssr sss ssu sub suc sue suf sur sus suu suy sy- syb syc sye syr sys syu ubb ubc ube ubf ubr ubs ubu uby ucb ucc uce ucf ucr ucs ucu ueb uec uee uef uer ues uey ufc ufe uff ufr ufs ufu ur- urb urc ure urf urr urs uru ury usb usc use usf usr uss usu uuc uue uur uus uuu uyc uys uyu ybc ybe ybf ybr ybs yby ycc yce ycf ycs ycu ycy yeb yec yee yef yer yes yey yfc yfe yff yfr yfs yfu yrc yre yrf yrs yru ysb ysc yse ysr yss ysu ysy yue yur yus yuu yuy yyb yyc yye yyf yys yyu yyy

bbbb bbbs bbeb bbfc bbrc bcbc bcbs bccc bccs bcec bcer bces bcfc bcrs bcru bcsc bcss bcuc bebb bebe beby becs becu beeb beef beer bees beey befe beff berc bere berr bers beru bery bes- bese bess besy beur beye beys bfcs bffs bfsr brcb brce breb brec bree bref brer bres brey brfc brfu brrr brrs brsb brsr bruc brue brus bry- brye bscs bseb bsec bsee bser bses bsfc bsff bsfs bssc bsse bubb bube bubs bubu bucc buce bucs bucu buer bueu bufc bufe buff bufr bur- burb bure burr burs buru bury busc buse buss busu busy buus buys buyu byce byer byes byre bysb byse byss bysy cbbc cbbs cbcc cbce cbcr cbcs cbcu cbec cbee cbef cber cbfb cbfc cbre cbry cbsc cbse cbus ccbc cccb cccc cccf cccs cccu ccee ccfc ccff ccrc ccre ccrf ccrs ccsf ccss ccuc ccus cebs cebu cec- cece cecs ceeb ceec cees cef- cefc cer- cerc cere cerf cers cery cesc cese cesr cess ceys ceyu cfbc cfbr cfbs cfcb cfcf cfcs cfcy cffb cffr cfrb cfre cfry cfse crbc crbu crcc crce crcr cre- creb crec cree cres creu crfc crfs crss crub crue crus cry- cryb crys csbf cscb cscc csce cscf cscr cscs csec csee cser csfc csfr csrc csrs csse cssr csuf csur csus csys cub- cubb cube cubs cuby cucc cuce cuer cues cufc cuff curb cure curf curr curs cury cusb cuss cusu cusy cuy- cuyr cybb cybc cyc- cycb cycc cycs cyfe cyfs cyre cyrs cyse cyy- cyyc ebbc ebbr ebbs ebby ebcc eber ebes ebfc ebru ebur ebus ecbc ecbe eccb eccc ecce ecef eces ecfc ecfr ecfs ecrc ecrf ecrr ecru ecsc ecse ecss ecsu ecus eeby eecs eeee eees eefe eerc eers eery eese eesy efbr efes effs effy erbb erbe ercc erce ereb erec erer eres erfc erfs errc erre errs erse erub eruc erur erus eryc erye esbs escb esce escr escs escu esee eser eses esfs esse essu essy esuf esus eubc euer eufc eur- eurc eure eury euse eyeb eyec eyer eyes eyey eyre eyry eyse eyyr fbrs fbus fcbs fccf fces fcsc febs fece feeb feer fees fefc fefe feff ferb ferc fere ferr fers feru fery fese fess feus feyr feys ffcc ffee ffff ffrr ffss frbc frcc free fres frey frfc frsb frsc frub frue frye frys fscb fscc fsec fssc fssf fubb fubs fubu fuc- fufc fuff fufu fur- fure furr furs fury fusc fuse fuss fusu fuyu fyce fyfe fyre fyrs fyry rbbb rbbr rbbs rbss rcbc rccb rccc rccs rcfc rcsc rcss rcyc rebb rebe rebs rebu recc rece recr recs recu recy reeb reef rees refe reff refr refs refu rere rers reru rery rese ress reue reuf reus reuu reye reys rfef rffc rrfc rrrr rscc rscs rscy rsee rsfc rsre rubb rube rubs rubu ruby ruce ruer rues rufc rufe ruff rurc rure rurs ruru ruse russ rusu rusy ruys rybe ryeb ryes ryfe ryff rysy ryue ryyf sbbs sbcc sbcs sbef sber sbfc sbse sbus sccc scce sccs sccy scec scee scer scey scfc scfe scr- scrc scre scrs scry scsc scsr scsu scub scur scye se-c se-e