bbbb bbci bbeb bblb bbrc bbrg bcbc bcbg bccc bcci bccl bcec bcer bcie bebb bebe bebi beci beeb beeg beel beer begg begi beic beil beir bele belg beli bell berc bere berg beri berr bibb bibe bibi bibl bicc bice bicg bici bieb biel bier bigb bigc bige bigg bile bili bill birb bire birg biri birl birr bleb blee bleg blei blic blir blrc blrg brcb brce breb brec bree breg brei brel brer bric brie brig bril brrr cbbc cbcc cbce cbcl cbcr cbec cbee cber cbgb cbir cblb cblc cbre cbrl ccbc cccb cccc ccci cccl ccee ccel ccgc ccic ccii ccil ccir cclc cclg ccli ccrc ccre ccrg ccri ccrl cec- cece ceci ceeb ceec ceel cege ceil cel- celc cele celi cell cer- cerc cere ceri cerl cgcc cgcg cgel cger cibc cibe cibi cicc cici cicr ciee ciel cier cigi ciii cili cill cirb circ cire ciri cirl cirr clec clee cleg clei cler clib clic clig clii clir clri crbc crcc crce crcr cre- creb crec cree creg crei crib cric crie crig e-cl ebbc ebbr ebcc ebel eber ebic ebli ecbc ecbe eccb eccc ecce ecci eccl ecib ecig ecil ecrc ecri ecrl ecrr eeee eele eerc eerg egbe egcc egcg egcr egec egee egel eger eggb egge eggi egil egir eglc egle egli egre egri eiec eiei eier eige eigg eile eire el-b elbe elbi elcb elce elec elee eler elgg elic elie elil elle elli erbb erbe ercc erce ereb erec erei erel erer erg- ergg ergi eric erie eril erle erli erll errc erre gc-c gcbc gccc gcic gcii gclc gcrg gebe gebi gece geel geer gege gegg gegl geic geie geig geil geir gelb gele gelg geli gell gerb gere geri gerl ggcl gggg gibb gibe gicr giel gier gige gigg gigi gile gilg gili gill gire girg giri girl girr glbc glcc glce gleb glee gleg glei glge gli- glib glic glie glrb grbr grcc grce greb grec gree greg grib gric grie grig gril grrl grrr i-be ibec ibeg ibge ibie ible ibrc ibri icbc iccb iccc icci iccl iccr icec icee icel icer icgc icle icll iclr icrc icre icrr iecc ieie iele iere ieri igbc igcc igel iger igil igli igri iiie iiii iirc ilbc ilce ile- ilec iler ilic ilie ilir ill- ille illi ilre irbe ircc ircg iree irel irer iri- iric irie irig iril irlb irrc irre irri lbcc lblr lcbc lccc lcce lcer lcrg lcrl lece leel leer lege legg legi leib leic leie leil leir lele leli lell lerc lere lger libc libe libr lice licr lieb lieg liel lier ligc lige ligg ligi liig liii liir lilb lile lilg lili lill lirc lire lirg liri lirl lirr llcc llgc lllc llll lrgb lric lrrc lrrr rbbb rbbr rbcl rble rcbc rccb rccc rcgc rcic rcle rcrg rebb rebe recc rece reci recr reeb reel rege regi regl regr reii reil reir relb rele rell rere rerg reri rgbe rgbi rib- ribe ricc rice riel rier rige rigg rigi rile rill rire riri rlcg rlee rrle rrrr