bbbb bbch bbci bbeb bblb bcbc bccc bcci bccl bcec bche bcie bebb bebe bebi bebo bech beci beeb beel beic beil bele beli bell belo beo- bhcc bhel bhie bhil bhoi bibb bibe bibi bibl bibo bicc bice bich bici bico bieb biel bihe bihi bihl bile bili bill bilo bio- bioc bioi biol bleb blee bleh blei bleo blic blio blob bloc bloo bobb bobe bobi bobo boce boch boco boec boee boel boeo bohl boho boi- boie boii boil bole boli boll bolo boob booc booe booh bool c-bo cbbc cbcc cbce cbcl cbec cbee cbhl cblb cblc cbol ccbc cccb cccc ccci cccl ccee ccel cche cchl ccic ccii ccil cclc ccli ccob ccoc cec- cece ceci ceco ceeb ceec ceel cehl ceil cel- celc cele celi cell celo ceol chce chch chci cheb chec chee cheh chel chib chic chie chih chil chlc choc choh choi chol choo cibc cibe cibi cibo cicc cich cici cico ciee ciel ciii cili cill cilo ciob clec clee clei cleo clib clic clii clio clob cloe cloo cobb cobe cobh cobi cobo coce coch coco coel coho coil col- colb cole coli coll colo coob cooh cool e-cl ebbc ebbo ebcc ebel ebic ebli eboe ebol eboo ecbc ecbe eccb eccc ecce ecci eccl ecco eche echl echo ecib ecil eco- ecol eeee eele eeoc ehcc eheh ehel ehle ehlo eich eico eiec eiei eiho eile el-b elbe elbi elbo elcb elce elch elco elec elee eleh eleo elhi elic elie elil elio elle elli ello eloi eole eoli eolo h-ii hbic hbio hboc hcbc hccb hccc hcch hchi hebb hebe hebi hebo hech heeb heel hehe heho heic heie heih heil hele heli hell helo hhcl hhhh hi-c hibi hicc hice hich hico hiei hihc hihe hihi hiho hiie hiil hile hili hill hilo hiob hioc hobe hobo hoce hoch hoei hoel hohe hohl hoho hoie hoil hol- holb holc hole holh holi holl holo hooe hool i-be ibec ibeh ibie ible icbc iccb iccc icci iccl icco icec icee icel ichc iche ichi icho icle icll icoc iecc ieie ieio iele ieoh ihcc ihob iihl iiie iiii iiio iioi iioo ilbc ilce ile- ilec ileo ilic ilie ilio ill- ille illi illo iloc iloo iobi ioci ioee ioel ioii ioio iole iolo iooi iooo lbcc lcbc lccc lcce lchc lebo lece lech leco leel lehe lehi leib leic leie leil leio lele leli lell lelo leoc leoi lhec lhee lhhh libc libe libo lice lich lico lieb liel lih- lihe lihi liho liii lilb lile lili lill lilo lio- llcc lllc llll lloc lloo lob- lobb lobe lobh lobi lobo locc loce loch loci loco loeb loei lohe lohi loho loic lole loli loll lolo loob looc looe lool o-eo obbo obec obel obie oble oboe oboi obol ocbc occc occi oce ocee oche ochi oclc oec- oecc oeec oeil oele ohbe ohcc ohee ohel ohhi ohho ohio ohob ohoh oici oiii olbo olcc ole- oleh olei oleo olib olic olie olio olle olli ollo oobe oobi ooho oolo oooh oooo