bbbb bbeb bblb bbrc bcbc bccc bccl bcec bcer bebb bebe beby beeb beel beer beey bele bell bely berc bere berr bery beye beyl bleb blee bley blrc bly- blye brcb brce breb brec bree brel brer brey brrr bry- brye byce byer byle byre cbbc cbcc cbce cbcl cbcr cbec cbee cber cblb cblc cbre cbrl cbry ccbc cccb cccc cccl ccee ccel cclc ccrc ccre ccrl cec- cece ceeb ceec ceel cel- celc cele cell cely cer- cerc cere cerl cery ceyl clec clee cler cley cly- clye crbc crcc crce crcr cre- creb crec cree cry- cryb cybb cybc cyc- cycb cycc cycl cyl- cylc cyle cyll cyre cyrl cyy- cyyc e-cl ebbc ebbr ebby ebcc ebel eber ecbc ecbe eccb eccc ecce eccl ecly ecrc ecrl ecrr eeby eeee eele eely eerc eery el-b elbe elcb elce elec elee eler eley elle elly erbb erbe ercc erce ereb erec erel erer erle erll errc erre eryc erye eyeb eyec eyer eyey eyle eyre eyry eyyr lbcc lblr lcbc lccc lcce lcer lcrl lece lecy leel leer lele lell lely lerc lere lery leye leyr llcc lllc llll llyr lrrc lrrr lrry lyc- lyce lyer lyle lyly lyre rbbb rbbr rbcl rble rcbc rccb rccc rcle rcyc rebb rebe recc rece recr recy reeb reel relb rele rell rely rere rery reye rlee rrle rrrr rybe ryeb ryel ryle yber ybry yccc ycee yeel yeer yele yell yerb yere yerl yerr yery yeye yeyr ylle yrle yrly yyyy