bbbb bbci bbdd bbeb bblb bcbc bccc bcci bccl bcde bcec bcie bdbc bddc bdii bdle bebb bebe bebi beci bede bedi bedl beeb beed beel beic beil beld bele beli bell bibb bibe bibi bibl bicc bice bici bide bidi bieb bied biel bild bile bili bill bldc bleb bled blee blei blic c-cd cbbc cbcc cbce cbcl cbdb cbdc cbdi cbec cbee cbid cblb cblc ccbc cccb cccc ccci cccl ccdc ccdi cced ccee ccel ccic ccid ccii ccil cclc ccli cd-e cddb cddl cdec cdic cdii cdli cec- cece ceci cedd cede cedi ceeb ceec ceel ceil cel- celc cele celi cell cibc cibe cibi cicc cici cidc cide cidi ciee ciel ciid ciii cili cill clcd cldc clec cled clee clei clib clic clii dbcc dcbc dccb dccc dcci dccl dcdb dcii dcil dcli dddd ddie ddlc debe debi dec- decc decd dece deci decl dedd dede dedi deeb deed deel deid deie deil deld dele deli dell dibb dibe dice dici dide didi dieb died diel diii dile dili dill dlbd dlib dlii dlil e-cl ebbc ebcc ebed ebel ebic ebid ebli ecbc ecbe eccb eccc ecce ecci eccl ecdc ecdl eced ecib ecil eddc edde eddi ede- edei edel edie edil edle eede eeee eele eid- eide eidi eiec eied eiei eild eile el-b elbe elbi elcb elce elde eldi elec eled elee elic elid elie elil elle elli i-be ibec ibed ibid ibie ible icbc icbd iccb iccc icci iccl icdc icdd icde icdl icec iced icee icel icle icll idbe idce idec ided idee idel idic idid idie idil idle idli iecc ieie ield iele iicd iide iied iiie iiii ilbc ilcd ilce ilde ile- ilec iled ilic ilie ill- illd ille illi lbcc lcbc lccc lcce lcdd ldci lebd lece lede ledi leed leel leib leic leid leie leil lele leli lell libc libe lice lidb lide lidl lieb lied liel liii lilb lile lili lill llcc lldb lldc lllc llll