-er bbb bbc bbe bbg bbh bbo bbr bcb bcc bce bcg bch bco bcr bcv be- beb bec bee beg beh beo ber bev bgb bgc bge bgg bgh bgo bgr bgv bhb bhc bhe bhg bhh bho bhr bhv bob boc boe bog boh boo bor bov brb bre brg brh bro brr brv bvb bvc bve bvg bvh bvo bvr bvv c-- cbb cbc cbe cbg cbh cbo cbr cbv ccb ccc cce ccg cch cco ccr ccv ce- ceb cec cee ceg ceh ceo cer cev cgb cgc cge cgg cgh cgo cgr cgv ch- chb chc che chg chh cho chr chv co- cob coc coe cog coh coo cor cov crb crc cre crg crh cro crr crv cvb cvc cve cvg cvh cvo cvr cvv ebb ebc ebe ebg ebh ebo ebr ebv ec- ecb ecc ece ecg ech eco ecr ecv eeb eec eee eeg eeo eer eev egb egc ege egg egh ego egr ehb ehc ehe ehg ehh eho ehr ehv eo- eob eoc eoe eog eoh eoo eor erb erc ere erg erh ero err erv evb evc eve evg evh evo evr evv gbc gbe gbg gbh gbo gbr gbv gcb gcc gce gcg gch gco gcr ge- geb gec gee geg geh geo ger gev ggb ggc ggg ggh ggo ggr ggv ghb ghc ghe ghg ghh gho ghr gob goc goe gog goh goo gor gov grb grc gre grg grh gro grr grv gvb gvc gve gvg gvh gvo gvr hbb hbc hbe hbg hbh hbo hbr hbv hcb hcc hce hcg hch hco hcr hcv he- heb hec hee heg heh heo her hev hgb hgc hge hgg hgh hgo hgr hgv hhb hhc hhe hhg hhh hho hhr hhv hob hoc hoe hog hoh hoo hor hov hr- hrb hrc hre hrg hrh hro hrr hrv hv- hvb hvc hvg hvo hvr hvv ob- obb obc obe obg obh obo obr obv oc- ocb occ ocg och oco ocr ocv oeb oec oee oeg oeh oeo oer ogc oge ogg ogh ogo ohc ohe ohg ohh oho ohr oo- oob ooc oog ooh ooo oor oov or- orb orc ore org orh oro orr orv ov- ovb ovc ove ovh ovo ovv rbb rbc rbe rbg rbh rbo rbr rcb rcc rce rcg rch rco rcr rcv re- reb rec ree reg reh reo rer rev rgb rgc rge rgg rgh rgo rgr rgv rh- rhb rhc rhe rhg rhh rho rhr rhv rob roc roe rog roh roo ror rov rrb rrc rrg rrh rrr rvb rvc rve rvg rvh rvo rvr rvv v-e vbc vbg vbh vbo vbr vbv vcc vce vch vco vcr veb vec vee veg veh veo ver vgc vgg vgh vgo vgr vh- vhb vhc vhe vho vob voc voe vog voh voo vor vov vrb vrc vre vrg vrh vrr vvb vvc vvg vvo vvr vvv

bbbb bbch bbeb bbrc bbrg bcbc bcbg bccc bcec bcer bche bcor bcvo bebb bebe bebo bech beeb beeg beer begg bego behr beo- beor berc bere berg bero berr bevo bhcc bher bhog bhor bobb bobe bobo boce boch boco boec boee boeo boer boge bogg bogh bogo boho bohr boob booc booe boog booh boor bor- bore borg borh boro borr bove bovo brcb brce breb brec bree breg breo brer brev brob broc broe brog broh broo bror brrr c-bo cbbc cbcc cbce cbcr cbec cbee cber cbgb cbre cbrh cbvb cbve cbvg cbvr ccbc cccb cccc cccv ccee ccgc cche cchr ccob ccoc ccrc ccre ccrg ccvo cec- cece ceco ceeb ceec cege cego ceor cer- cerc cere cero cevo cgcc cgcg cger cgro chce chch cheb chec chee cheh cher chev chgb chge choc choh choo chor chov chrb chrc chro chrr chvo cobb cobe cobh cobo coce coch coco cogh cogo coho coob cooh cor- corb corc core corg coro corr cove covo crbc crcc crce crcr cre- creb crec cree creg creh creo crob croc croe croh croo cror cvcc cver cvrg cvrr ebbc ebbo ebbr ebcc eber eboe eboo ebor ebro ecbc ecbe eccb eccc ecce ecco eche echo eco- ecog ecrc ecrr ecrv eeee eeoc eerc eerg eero egbe egcc egcg egcr egec egee eger eggb egge eggh eggo eghe eghh ego- egor egov egre ehcc eheh eher ehre eore erbb erbe ercc erce erch ereb erec erer erev erg- ergg ergh ergo erhc erob eroc eroe eroo errc erre erro erve ever evoe evoo evre gbbo gc-c gcbc gccc gcov gcrg gebe gece geer gege gegg gego geo- geog gerb gere gero geve gevo gggg gghg ghee gheg gobe gobo goce goch gocr goer gogh gogo gohb goog goor gorb gore gorg goro gorr gove grbr grcc grce greb grec gree greg grev grob groc grog groh groo gror grov grrr grve gvvv hboc hcbc hccb hccc hcch hcgh hebb hebe hebo hebr hech heeb heeg heer hege hegg hegh hego hehe heho heor herb herc here herg hero herr heve hggc hhgg hhhh hobe hobo hoce hoch hocr hoer hoge hogg hogh hogo hohe hoho hooe hoor horc hore horg horo horr hove hree hrob hrrc hvcc o-eo obbo obec ober oboe obor obre obrh obro ocbc occc oce ocee oche ocre ocro ocrr oec- oecc oeec oegb oere ogb ogbe ogee oger ogge ogog ogre ogro ohbe ohcc ohee oher ohgr ohho ohob ohoh ohre oobe oocr ooer ooho oooh oooo oore orbb orbe orbo orce orch orco ore- oreb orec oreg oreh oreo orer orge orgo orhe oro- oroe oror orro orve orvr ovee over ovo- ovoo ovre rbbb rbbr rbgh rboh rcbc rcbo rccb rccc rcgc rchb rcrg rcvr rebb rebe rebo recc rece rech recr reeb reev rege rego regr rehb rehe reog rere rerg rero reve revo rgbe rhbg rhce rhcg rheb rhee rheo rhob rhoc rhog rhoh rob- robb robe robo rocc roce roch roco roeg roer roev roge rogg rogh rogo rohe