-er -ol b-p bbb bbe bbk bbl bbo bbp bbr be- beb bee bek bel beo bep ber bkb bke bkk bkl bko bkp bkr blb ble blk bll blo blp blr bob boe bok bol boo bop bor bpb bpe bpl bpo bpp bpr brb bre brk brl bro brp brr ebb ebe ebk ebl ebo ebp ebr eeb eee eek eel eeo eep eer ekb eke ekl eko ekp ekr elb ele elk ell elo elp elr eo- eob eoe eok eol eoo eop eor ep- epb epe epl epo epp epr erb ere erk erl ero erp err kbb kbe kbk kbl kbo kbp kbr ke- keb kee kek kel keo kep ker kkb kke kkk kkl kkp kkr kl- klb klo klr kob koe kok kol koo kop kor kpe kpk kpl kpo kpp kpr krk krl kro krp krr l-p lbb lbe lbk lbl lbo lbp lbr leb lee lek lel leo lep ler lkb lkl lkp lkr llb lle llk lll llo llp llr lob loe lok lol loo lop lor lpb lpe lpk lpl lpo lpp lpr lrb lrk lro lrp lrr ob- obb obe obk obl obo obp obr oeb oee oel oeo oep oer okb oke okk okl oko okp okr olb ole olk oll olo olp oo- oob ook ool ooo oop oor op- opb ope opk opl opo opp opr or- orb ore ork orl oro orp orr p-p pbb pbe pbk pbl pbo pbp pbr peb pee pek pel peo pep per pkb pke pkl pko pkp pkr plb ple plk pll plo plp plr pob poe pok pol poo pop por ppb ppe ppk ppl ppo ppp ppr prb pre prk prl pro prp prr rbb rbe rbk rbl rbo rbp rbr re- reb ree rek rel reo rep rer rkb rke rkk rko rkp rle rll rlo rlp rlr rob roe rok rol roo rop ror rpb rpe rpk rpl rpo rpp rpr rrb rrk rrl rrp rrr

bbbb bbeb bblb bbpr bebb bebe bebo beeb beek beel beep beer beke beko bele belk bell belo belp beo- beok beor bepo bere berk bero berr bkpr bleb blee blek bleo blkb blob blok bloo blop bobb bobe bobo boee boel boeo boep boer boke boko bole bolk boll bolo boob booe book bool boop boor bope bopp bor- bore bork boro borr bpel bpoe breb bree brek brel breo brep brer brkb brlp brob broe brok brol broo bror brrr ebbo ebbr ebel eber eboe ebol eboo ebor ebpo ebro eeee eeke eele eero ekeb ekek eker ekpe ekpo el-b el-p elbe elbo elee elek eleo eler elke elko elle ello elok elpe elro eole eolo eore eorl epee eper eple epll epol epor eppo eppp eprb epro eprp erbb erbe ereb erel erer erke erle erll erob eroe erol eroo erpe erre erro k-lo kbbb kbbe kbbk kbbl kbbo kbbr kbeb kbee kbek kbel kbeo kber kbkb kbkk kbkl kbko kbkr kblb kble kbll kblo kblp kblr kbob kboe kbok kboo kbpe kbpk kbpo kbpr kbrb kbre kbrk kbrl kbro kebb kebe kebr keek keel keep keer kekb keke kekl keko kele kelk kell kelo kelp keok keol kep- kepe ker- kerb kere kerk kerl kero kerp kerr kkbb kkbe kkbl kkbo kkbr kkkk kklb kkll kklo kkob kkol kkoo kkor kkpk kkpl kkrb kkre kkrk kkrl kkro kkrr klbb klbe klbl kleb klee klek kleo klep kler klkk klkl klko klkr kllb klle kllk kllp klob kloe klok klol kloo klop klor klpr klrk klrr kobb kobe kobk kobo kobr koel kokb koke kokk koko kokp kokr kolb kole kolk koll kolo kolr koob kook kool kooo koop koor kopb kope kopp kopr korb kore kork korl koro korr kpbb kpbe kpbl kpbr kpek kpel kper kpke kpkk kpkl kpkr kplk kplo kplr kpob kpoe kpok kpol kpoo kpop kppk kppl kppo kppp kppr kprb kpre kprk kprl kpro kprp kprr krbb krbe krbk krbl krbr kreb kree krek kreo krke krkk krko krkr krle krob kroe krok krol kroo krop kror krpl krpr krrb krre krrk krrl krro krrr lblr lebo leek leel leep leer leke lekk leko lele lell lelo leok leor lepe lepo lepp lere lerk lero lerp llll lloo lob- lobb lobe lobo loeb loke lokk loko lole loll lolo loob looe look lool loop loor lope lopp lore lork loro lppl lprp lrrr o-eo obbo obel ober obkb oble oboe obok obol obor obre obro oele oere oker okko oklo okok okol okor okpe okpo okre okro olbo ole- oleo oler olle ollo olor olpe oobe ooer oolo oooo oore opel opep oper ople opo- opor oppo orbb orbe orbo ore- oreb orek orel oreo orer orke orko orle orlo oro- oroe orok oror orpe orro pbpk pebl peek peel peep peer peke pekk peko pel- pelb pele pell pelo peor pepe pepo per- pere perk perl pero perp perr pklr plbr ple- pleb plee plek pleo plkk plob plok ploo plop plpp pobo poel poer poke poko pole polk poll polo pook pool poop poor pop- pope popo popp porb pore pork poro porr pper pple pplo pppo pppp pre- preb pree prek prel prep prle prlr pro- prob proe prol proo prop rbbb rbbr rble rebb rebe rebk rebo reeb reek reel reep reke reko relb rele rell relo relp reol reop repe repl repo repp repr rere rero rlee rob- robb robe robo roel roer roke rokk roko rokr role rolk roll rolo rolp roob rook rool roop roor rope ropo rore rork roro rpob rpoe rrle rrrr

b-r-k bbbee bbook be-er be-ro bebek bebel beber beblo bebop beebe beeke beele beker bekke bekko bekok belbo belee belek belep bellb belle bello belok bepop beppe beppo berbe berek berel berk- berke berko berle berlo berob beroe berok berol beror berre bleek bleep bleer bleke blekk blere blerp bloke blook bloop bloor blorb blore blorp bo-bo bobek bobko boble bobok bobr bobre boeke boeol boero bokel bokeo