-er bbb bbe bbg bbk bbo bbr be- beb bee beg bek beo ber bgb bge bgg bgk bgo bgr bkb bke bkg bkk bko bkr bob boe bog bok boo bor brb bre brg brk bro brr ebb ebe ebg ebk ebo ebr eeb eee eeg eek eeo eer egb ege egg ego egr ekb eke ekg eko ekr eo- eob eoe eog eok eoo eor erb ere erg erk ero err gbe gbg gbk gbo gbr ge- geb gee geg gek geo ger ggb ggg ggo ggr gkb gko gob goe gog gok goo gor grb gre grg grk gro grr kbb kbe kbk kbo kbr ke- keb kee keg kek keo ker kgb kgo kkb kke kkk kkr kob koe kog kok koo kor krg krk kro krr ob- obb obe obg obk obo obr oeb oee oeg oeo oer oge ogg ogo okb oke okg okk oko okr oo- oob oog ook ooo oor or- orb ore org ork oro orr rbb rbe rbg rbk rbo rbr re- reb ree reg rek reo rer rgb rge rgg rgk rgo rgr rkb rke rkg rkk rko rob roe rog rok roo ror rrb rrg rrk rrr

bbbb bbeb bbrg bebb bebe bebo beeb beeg beek beer begg bego beke beko beo- beok beor bere berg berk bero berr bobb bobe bobo boee boeo boer boge bogg bogo boke boko boob booe boog book boor bor- bore borg bork boro borr breb bree breg brek breo brer brkb brob broe brog brok broo bror brrr ebbo ebbr eber eboe eboo ebor ebro eeee eeke eerg eero egbe egee eger eggb egge eggo ego- egor egre ekeb ekek eker eore erbb erbe ereb erer erg- ergg ergo erke erob eroe eroo erre erro gbbo gebe geek geer gege gegg gego geko geo- geog gerb gere gero gggg gobe gobo goer gogo goke goog gook goor gorb gore gorg goro gorr grbr greb gree greg grob grog grok groo gror grrr kbbb kbbe kbbg kbbk kbbo kbbr kbeb kbee kbek kbeo kber kbgb kbge kbgg kbgo kbgr kbkb kbkg kbkk kbko kbkr kbob kboe kbok kboo kbrb kbre kbrg kbrk kbro kebb kebe kebr keek keer kege kegg kegk kegr kekb keke keko keok ker- kerb kere kerk kero kerr kgbb kgbr kgeb kgeo kggg kggo kggr kgoe kgor kgrb kgre kgrg kgrk kgro kgrr kkbb kkbe kkbg kkbo kkbr kkeg kkgb kkgo kkgr kkkk kkob kkoo kkor kkrb kkre kkrk kkro kkrr kobb kobe kobk kobo kobr kogb koge kogg kogo kokb koke kokk koko kokr koob koog kook kooo koor korb kore korg kork koro korr krbb krbe krbg krbk krbr kreb kree krek kreo krke krkk krko krkr krob kroe krog krok kroo kror krrb krre krrg krrk krro krrr o-eo obbo ober obkb oboe obok obor obre obro oegb oere ogb ogbe ogee oger ogge ogog ogre ogro oker okgo okko okok okor okre okro oobe ooer oooo oore orbb orbe orbo ore- oreb oreg orek oreo orer orge orgo orke orko oro- oroe orok oror orro rbbb rbbr rebb rebe rebk rebo reeb reek rege rego regr reke reko reog rere rerg rero rgbe rob- robb robe robo roeg roer roge rogg rogo roke rokk roko rokr roob roog rook roor rore rork roro rrrr

b-r-k bbbee bbook be-er be-ro bebek beber bebog beebe beeke begee begge begob begor beker bekke bekko bekok berbe bereg berek berge berk- berke berko berob beroe berok beror berre bo-bo bobek bobko bobok bobr bobre boege boeke boero boger bogge bogoe bogor bokeo boker bokko bokok bokor booer booke booko boore borbo boree borek borer borge borgo borko boro- borok boroo borre borro breek breer breg- brege bregg breke breo- brere brobo broek broer broke brook brrrr ebber ebeko eberg ebook eeeee egger egrek ekeko ekker eorre erbbe erber erege erere ergo- erkko eroge eroor erore error gbeke gbeko gberg gboko geber gebke gebre geebo geere gegge gekko georg gerbe gerbo gerke gerok gerre go-go go-oo gobbe gobbo gobeo goeke gogok gogro goobo googe goore gorbe goree gorer gorge gorgo gorre grebe grebo greek greer grege gregg grego groge grogg grokk grook grrrr k-gee k-rob kebbe kebek keber kebob keego keere kerek kerre ko-ko kobee kober koege kogge kogoe kogro koker kokko kokor kokre korbe korbo korek korke koror korro kre-o kreek kreke kreo- kroge kroke o-r-b oberg oboro obreb obrok ogogo okeke okere okker okobo okoge okoro okreg okrog oo-er ooooo oreo- orere orero orobe orobo oroer oroke orrgo rebbe rebeg reber reege reere reger regge reggo rekke reorg rere- reree rerob ro-ro robbe robbo rober robo- robor roero roger rogge rokee roker rokke rokkk rooer rooge rooke roore rorer rorke

bbbbbb bebook beebee beegee beeker begger begogo begore begoro bekker bekoor bekoro berbee berbeo berber berege bereke bereko berere berger berker berrer bobber bobeke boberg bobrek bobrok boeber boegoe boerge boerre bogger bogore bogoro bokere bokoro boober booboo booger booker borbor borger borogo boroko borore bororo breege breere bregbo breger bregge brekke broker brokke brokkr brooke e-book eebree egbere egoboo ekberg ekero erbree g-book gbegbe gbeogo geegee gegger gekker george gerber gerege gerger gobero gogoro goober googoo goorge gooroo gorger gorgor greebo greger gregge gregor gregre grobbe grogge kebber kebero keeker kegger keokee kerber kerker koberg kobogo koboko kogoro kokoro kookoo korber koreke korere korero korkor kororo korrek kregbe kreker kroger krokek oberek oerbke oeroeg okerer ookroo oooooo reboke rebook rebore reebok reeker rerobe robber robo-g rogerr rogger rokker rokkor roogoo rooker rorek

bbbbbbb beerbog beerkeg berbere bergere bergger bkerke bok-bok boo-boo boobook boorger borbore borgore borrego borrero bregger brekker broberg brogger brooker eeeroer eerbeek egeberg eggebek egregor ekeberg gee-gee gobekko gobroke goo-goo goooooo gorgeer gregger greggoe gregoor gregree grogger kee-kee kegbeer kegeree kobroor kor-kor korkoro korokke kreeker kroeber kroeger oberegg obrebek obregge ogogoro orebro oroboro re-book re-bore rebberg rebroke reeberg regorge roberge robobee robogeo roebekk rooberg roorkee

bbbbbbbb beerberg begbroke begbrook bekorobo berebere bo-bo-bo bogogobo broegger brogberg egerberk egregore gbekekro gogogogo gorgeere greegree groogroo koekkoek kokborok