-er -ol bbb bbc bbe bbh bbl bbo bbr bcb bcc bce bch bcl bco bcr bcv be- beb bec bee beh bel beo ber bev bhb bhc bhe bhh bhl bho bhr bhv blb blc ble blh bll blo blr blv bob boc boe boh bol boo bor bov brb bre brh brl bro brr brv bvb bvc bve bvh bvl bvo bvr bvv c-- cbb cbc cbe cbh cbl cbo cbr cbv ccb ccc cce cch ccl cco ccr ccv ce- ceb cec cee ceh cel ceo cer cev ch- chb chc che chh chl cho chr chv cl- clb clc cle clh cll clo clr clv co- cob coc coe coh col coo cor cov crb crc cre crh crl cro crr crv cvb cvc cve cvh cvl cvo cvr cvv ebb ebc ebe ebh ebl ebo ebr ebv ec- ecb ecc ece ech ecl eco ecr ecv eeb eec eee eel eeo eer eev ehb ehc ehe ehh ehl eho ehr ehv elb elc ele elh ell elo elr elv eo- eob eoc eoe eoh eol eoo eor erb erc ere erh erl ero err erv evb evc eve evh evl evo evr evv hbb hbc hbe hbh hbl hbo hbr hbv hcb hcc hce hch hcl hco hcr hcv he- heb hec hee heh hel heo her hev hhb hhc hhe hhh hhl hho hhr hhv hlb hlc hle hlh hll hlo hlr hlv hob hoc hoe hoh hol hoo hor hov hr- hrb hrc hre hrh hrl hro hrr hrv hv- hvb hvc hvl hvo hvr hvv lbb lbc lbe lbh lbl lbo lbr lbv lcb lcc lce lch lcl lco lcr lcv leb lec lee leh lel leo ler lev lhb lhc lhh lho lhr lhv llb llc lle lll llo llr llv lob loc loe loh lol loo lor lov lrb lrc lrh lro lrr lrv lvb lvc lve lvh lvl lvr lvv ob- obb obc obe obh obl obo obr obv oc- ocb occ och ocl oco ocr ocv oeb oec oee oeh oel oeo oer ohc ohe ohh ohl oho ohr olb olc ole oll olo oo- oob ooc ooh ool ooo oor oov or- orb orc ore orh orl oro orr orv ov- ovb ovc ove ovh ovl ovo ovv rbb rbc rbe rbh rbl rbo rbr rcb rcc rce rch rcl rco rcr rcv re- reb rec ree reh rel reo rer rev rh- rhb rhc rhe rhh rhl rho rhr rhv rlc rle rlh rll rlo rlr rob roc roe roh rol roo ror rov rrb rrc rrh rrl rrr rvb rvc rve rvh rvl rvo rvr rvv v-e vbc vbh vbl vbo vbr vbv vcc vce vch vcl vco vcr veb vec vee veh vel veo ver vh- vhb vhc vhe vho vl- vlb vlc vle vll vlo vlv vob voc voe voh vol voo vor vov vrb vrc vre vrh vrr vvb vvc vvo vvr vvv

bbbb bbch bbeb bblb bbrc bcbc bccc bccl bcec bcer bche bcor bcvo bebb bebe bebo bech beeb beel beer behr bele bell belo beo- beor berc bere bero berr bevo bhcc bhel bher bhor bleb blee bleh bleo blob bloc bloo blrc bobb bobe bobo boce boch boco boec boee boel boeo boer bohl boho bohr bole boll bolo boob booc booe booh bool boor bor- bore borh boro borr bove bovo brcb brce breb brec bree brel breo brer brev brob broc broe broh brol broo bror brrr c-bo cbbc cbcc cbce cbcl cbcr cbec cbee cber cbhl cblb cblc cbol cbre cbrh cbrl cbvb cbve cbvr ccbc cccb cccc cccl cccv ccee ccel cche cchl cchr cclc cclv ccob ccoc ccrc ccre ccrl ccvo cec- cece ceco ceeb ceec ceel cehl cel- celc cele cell celo ceol ceor cer- cerc cere cerl cero cevo chce chch cheb chec chee cheh chel cher chev chlc chlr choc choh chol choo chor chov chrb chrc chro chrr chvo clec clee cleo cler clob cloe cloo clor clro clrv cobb cobe cobh cobo coce coch coco coel coho col- colb cole coll colo coob cooh cool cor- corb corc core corl coro corr cove covo crbc crcc crce crcr cre- creb crec cree creh creo crob croc croe croh crol croo cror cvcc cver cvrr e-cl ebbc ebbo ebbr ebcc ebel eber eboe ebol eboo ebor ebro ecbc ecbe eccb eccc ecce eccl ecco eche echl echo eco- ecol ecrc ecrl ecrr ecrv eeee eele eelv eeoc eerc eero ehcc eheh ehel eher ehle ehlo ehre el-b elbe elbo elcb elce elch elco elec elee eleh eleo eler elev elle ello elro elve elvo eole eolo eore eorl erbb erbe ercc erce erch ereb erec erel erer erev erhc erle erll erob eroc eroe erol eroo errc erre erro erve evel ever evoe evol evoo evre hboc hcbc hccb hccc hcch hebb hebe hebo hebr hech heeb heel heer hehe heho hele hell helo heor herb herc here herl hero herr heve hhcl hhhh hler hobe hobo hoce hoch hocr hoel hoer hohe hohl hoho hol- holb holc hole holh holl holo hooe hool hoor horc hore horl horo horr hove hrbl hree hrob hrrc hvcc lbcc lblr lcbc lccc lcce lcer lchc lchr lcor lcrl lcrv lebo lece lech leco leel leer lehe lehr lele lell lelo leoc leor leov lerc lere lero lev- levc leve levo lhec lhee lhhh lhor llcc lllc llll lloc lloo lo-v lob- lobb lobe lobh lobo locc loce loch loco loeb lohe loho lohr lole loll lolo loob looc looe lool loor lore loro love lovo lroc lrrc lrrr lvcc lvov lvrr o-eo obbo obec obel ober oble oboe obol obor obre obrh obro ocbc occc oce ocee oche oclc ocre ocrl ocro ocrr oec- oecc oeec oele oere ohbe ohcc ohee ohel oher ohho ohob ohoh ohre olbo olcc ole- oleh oleo oler olev olle ollo olor olov oobe oocr ooer ooho oolo oooh oooo oore orbb orbe orbo orce orch