-er -ol bbb bbc bbe bbg bbh bbl bbo bbr bcb bcc bce bcg bch bcl bco bcr be- beb bec bee beg beh bel beo ber bgb bgc bge bgg bgh bgl bgo bgr bhb bhc bhe bhg bhh bhl bho bhr blb blc ble blg blh bll blo blr bob boc boe bog boh bol boo bor brb bre brg brh brl bro brr c-- cbb cbc cbe cbg cbh cbl cbo cbr ccb ccc cce ccg cch ccl cco ccr ce- ceb cec cee ceg ceh cel ceo cer cgb cgc cge cgg cgh cgl cgo cgr ch- chb chc che chg chh chl cho chr cl- clb clc cle clg clh cll clo clr co- cob coc coe cog coh col coo cor crb crc cre crg crh crl cro crr ebb ebc ebe ebg ebh ebl ebo ebr ec- ecb ecc ece ecg ech ecl eco ecr eeb eec eee eeg eel eeo eer egb egc ege egg egh egl ego egr ehb ehc ehe ehg ehh ehl eho ehr elb elc ele elg elh ell elo elr eo- eob eoc eoe eog eoh eol eoo eor erb erc ere erg erh erl ero err gbc gbe gbg gbh gbl gbo gbr gcb gcc gce gcg gch gcl gco gcr ge- geb gec gee geg geh gel geo ger ggb ggc ggg ggh ggo ggr ghb ghc ghe ghg ghh ghl gho ghr glb glc gle glg glh gll glo glr gob goc goe gog goh gol goo gor grb grc gre grg grh grl gro grr hbb hbc hbe hbg hbh hbl hbo hbr hcb hcc hce hcg hch hcl hco hcr he- heb hec hee heg heh hel heo her hgb hgc hge hgg hgh hgl hgo hgr hhb hhc hhe hhg hhh hhl hho hhr hlb hlc hle hlg hlh hll hlo hlr hob hoc hoe hog hoh hol hoo hor hr- hrb hrc hre hrg hrh hrl hro hrr lbb lbc lbe lbg lbh lbl lbo lbr lcb lcc lce lcg lch lcl lco lcr leb lec lee leg leh lel leo ler lgb lgc lge lgg lgh lgl lgo lgr lhb lhc lhh lho lhr llb llc lle llg lll llo llr lob loc loe log loh lol loo lor lrb lrc lrg lrh lro lrr ob- obb obc obe obg obh obl obo obr oc- ocb occ ocg och ocl oco ocr oeb oec oee oeg oeh oel oeo oer ogc oge ogg ogh ogl ogo ohc ohe ohg ohh ohl oho ohr olb olc ole olg oll olo oo- oob ooc oog ooh ool ooo oor or- orb orc ore org orh orl oro orr rbb rbc rbe rbg rbh rbl rbo rbr rcb rcc rce rcg rch rcl rco rcr re- reb rec ree reg reh rel reo rer rgb rgc rge rgg rgh rgo rgr rh- rhb rhc rhe rhg rhh rhl rho rhr rlc rle rlg rlh rll rlo rlr rob roc roe rog roh rol roo ror rrb rrc rrg rrh rrl rrr

bbbb bbch bbeb bblb bbrc bbrg bcbc bcbg bccc bccl bcec bcer bche bcor bebb bebe bebo bech beeb beeg beel beer begg bego behr bele belg bell belo beo- beor berc bere berg bero berr bhcc bhel bher bhog bhor bleb blee bleg bleh bleo blob bloc blog bloo blrc blrg bobb bobe bobo boce boch boco boec boee boel boeo boer boge bogg bogh bogo bohl boho bohr bole bolg boll bolo boob booc booe boog booh bool boor bor- bore borg borh boro borr brcb brce breb brec bree breg brel breo brer brob broc broe brog broh brol broo bror brrr c-bo cbbc cbcc cbce cbcl cbcr cbec cbee cber cbgb cbhl cblb cblc cbol cbre cbrh cbrl ccbc cccb cccc cccl ccee ccel ccgc cche cchl cchr cclc cclg ccob ccoc ccrc ccre ccrg ccrl cec- cece ceco ceeb ceec ceel cege cego cehl cel- celc cele cell celo ceol ceor cer- cerc cere cerl cero cgcc cgcg cgel cger cgro chce chch cheb chec chee cheh chel cher chgb chge chlc chlr choc choh chol choo chor chrb chrc chro chrr clec clee cleg cleo cler clob cloe clog cloo clor clro cobb cobe cobh cobo coce coch coco coel cogh cogo coho col- colb cole coll colo coob cooh cool cor- corb corc core corg corl coro corr crbc crcc crce crcr cre- creb crec cree creg creh creo crob croc croe croh crol croo cror e-cl ebbc ebbo ebbr ebcc ebel eber eboe ebol eboo ebor ebro ecbc ecbe eccb eccc ecce eccl ecco eche echl echo eco- ecog ecol ecrc ecrl ecrr eeee eele eeoc eerc eerg eero egbe egcc egcg egcr egec egee egel eger eggb egge eggh eggo eghe eghh eglc egle ego- egol egor egre ehcc eheh ehel eher ehle ehlo ehre el-b elbe elbo elcb elce elch elco elec elee eleh eleo eler elgg elle ello elog elro eole eolo eore eorl erbb erbe ercc erce erch ereb erec erel erer erg- ergg ergh ergo erhc erle erll erob eroc eroe erol eroo errc erre erro gbbo gc-c gcbc gccc gclc gcrg gebe gece geel geer gege gegg gegl gego gelb gele gelg gell gelo geo- geog geol gerb gere gerl gero ggcl gggg gghg ghee gheg ghel ghll ghol glbc glcc glce gleb glee gleg gleo glge glob glog gloh glor glrb glro gobe gobl gobo goce goch gocr goel goer gogh gogo gohb gole goll golo goog gool goor gorb gore gorg goro gorr grbr grcc grce greb grec gree greg grob groc grog groh grol groo gror grrl grrr hboc hcbc hccb hccc hcch hcgh hebb hebe hebo hebr hech heeb heeg heel heer hege hegg hegh hego hehe heho hele hell helo heor herb herc here herg herl hero herr hggc hhcl hhgg hhhh hler hobe hobo hoce hoch hocr hoel hoer hoge hogg hogh hogl hogo hohe hohl hoho hol- holb holc hole