bbbb bbdd bbdo bbeb bblb bcbc bccc bccl bcde bcec bdbc bddc bdle bebb bebe bebo bede bedl bedo beeb beed beel beld bele bell belo beo- beod bldc bleb bled blee bleo blob bloc blod bloo bobb bobe bobo boce boco bodb bode bodo boec boee boel boeo bold bole boll bolo boob booc bood booe bool c-bo c-cd cbbc cbcc cbce cbcl cbdb cbdc cbdo cbec cbee cblb cblc cbol ccbc cccb cccc cccl ccdc cced ccee ccel cclc ccob ccoc ccod cd-e cddb cddl cdec cec- cece ceco cedd cede cedo ceeb ceec ceel cel- celc cele cell celo ceol clcd cldc clec cled clee cleo clob clod cloe cloo cobb cobe cobo coce coco codd code codl coed coel col- colb cold cole coll colo coob cood cool d-bo dbcc dcbc dccb dccc dccl dcdb dddd ddlc ddoc debe dec- decc decd dece decl deco dedd dede dedo deeb deed deel deld dele dell delo deol dlbd dlco dobb dobe dobl doce doco dod- dodd dode dodo doel dold dole doll dolo doob dood dool e-cl ebbc ebbo ebcc ebed ebel eboe ebol eboo ecbc ecbe eccb eccc ecce eccl ecco ecdc ecdl eced eco- ecod ecol eddc edde eddo ede- edel edle edoc edod eede eeee eele eeoc el-b elbe elbo elcb elce elco elde elec eled elee eleo elle ello elod eocd eode eole eolo lbcc lcbc lccc lcce lcdd ldeo lebd lebo lece leco lede ledo leed leel lele lell lelo leoc leod llcc lldb lldc lllc llll lloc llod lloo lob- lobb lobe lobo locc loce loco lode loeb lold lole loll lolo loob looc lood looe lool o-eo obbo obec obed obel oble oboe obol ocbc occc oce oced ocee oclc odbo oddd oded odel odeo odle odoo oec- oecc oedo oeec oele olbo olcc oldb olde ole- oled oleo olle ollo oobe oold oolo oooo