-er bbb bbd bbe bbf bbk bbn bbo bbr bbs bdb bdd bde bdf bdk bdo bdr bds be- beb bed bee bef bek ben beo ber bes bfb bfd bfe bff bfn bfo bfr bfs bkb bke bkf bkk bkn bko bkr bks bnb bnd bne bnf bnk bnn bno bnr bns bob bod boe bof bok bon boo bor bos brb brd bre brf brk brn bro brr brs bsb bsd bse bsf bsk bsn bso bsr bss dbb dbd dbe dbf dbk dbn dbo dbr dbs ddb ddd dde ddf ddk ddn ddo ddr dds de- deb ded dee def dek den deo der des dfb dfd dfe dff dfk dfn dfo dfr dfs dkb dke dkk dko dkr dks dnb dnd dne dnf dnk dnn dno dnr dns dob dod doe dof dok don doo dor dos drb drd dre drk drn dro drr drs dsb dsd dse dsf dsk dsn dso dsr dss ebb ebd ebe ebf ebk ebn ebo ebr ebs ed- edb edd ede edf edk edn edo edr eds eeb eed eee eef eek een eeo eer ees ef- efb efd efe eff efo efr efs ekb ekd eke ekf eko ekr eks en- enb end ene enf enk enn eno enr ens eo- eob eod eoe eof eok eon eoo eor eos erb erd ere erf erk ern ero err ers es- esb esd ese esf esk esn eso esr ess fbb fbd fbe fbf fbk fbn fbo fbr fbs fdb fdd fde fdf fdk fdn fdo fdr fds feb fed fee fef fek fen feo fer fes ffd ffe fff ffk ffn ffo ffr ffs fkb fkf fkk fnb fnd fne fnf fnk fnn fnr fns fob foe fof fok fon foo for fos frb frd fre frf frk frn fro frr frs fsb fsd fse fsf fsk fsn fso fsr fss kbb kbd kbe kbf kbk kbn kbo kbr kbs kdb kde kdf kdk kdo kdr kds ke- keb ked kee kef kek ken keo ker kes kfd kff kfo kfs kkb kke kkk kkn kkr kks kn- knd kne knf knk knn kno knr kob kod koe kof kok kon koo kor kos krd krf krk krn kro krr krs ksb ksd kse ksf ksk ksn kso ksr kss nbb nbd nbe nbf nbk nbn nbo nbr nbs ndb ndd nde ndf ndk ndn ndo ndr nds ne- neb ned nee nef nek nen neo ner nes nfb nfd nfe nff nfk nfn nfo nfr nfs nke nkf nkk nkn nko nkr nks nnb nne nnf nnk nnn nno nns no- nob nod noe nof nok non noo nor nos nrb nrd nre nrf nrk nrn nro nrr nrs nsb nsd nse nsf nsk nsn nso nsr nss ob- obb obd obe obf obk obn obo obr obs odb odd ode odf odn odo odr ods oeb oed oee oef oen oeo oer oes of- ofb ofd ofe off ofn ofo ofr ofs okb okd oke okk oko okr oks on- onb ond one onf onk onn ono onr ons oo- oob ood oof ook oon ooo oor oos or- orb ord ore orf ork orn oro orr ors os- osb osd ose osf osk osn oso osr oss rbb rbd rbe rbf rbk rbn rbo rbr rbs rdb rdd rde rdf rdn rdo rdr rds re- reb red ree ref rek ren reo rer res rfb rfd rfe rff rfk rfn rfo rfr rfs rkb rke rkf rkk rko rks rnb rnd rnn rno rnr rns rob rod roe rof rok ron roo ror ros rrb rrd rrf rrk rrn rrr rrs rsb rsd rse rsf rsk rsn rso rsr rss sbb sbd sbe sbf sbk sbn sbo sbr sbs sdb sdd sde sdf sdk sdn sdo sdr sds se- seb sed see sef sek sen seo ser ses sfb sfd sfe sff sfk sfn sfo sfr sfs sk- skb skd ske skf skk sko skr sks snb snd sne snf snk snn sno snr sns sob sod soe sof sok son soo sor sos sr- srb srd sre srf srk srn sro srr srs ss- ssb ssd sse ssf ssk ssn sso ssr sss

-ene -one -ose bbbb bbbs bbdd bbdo bbeb bbfn bd-r bdes bdos bdsd bebb bebe bebo bede bedo beds beeb beed beef beek been beer bees befe beff befo beke beko beks bend bene benk benn beno bens beo- beod beof beok beon beor beos berd bere berk bern bero berr bers bes- bese besk beso bess bffs bfsr bner bnor bnrr bnss bobb bobe bobo bobs bodb bode bodo bods boee boef boen boeo boer boes bofd bofe boff bofs boke bokn boko boks bond bone bonk bonn bono bons boob bood booe boof book boon boor boos bor- bord bore borf bork born boro borr bors bose bosk bosn boso boss brdo brds breb bred bree bref brek bren breo brer bres brkb brno brns brob brod broe brok bron broo bror bros brrr brrs brsb brsr bsbd bseb bsed bsee bser bses bsff bsfs bsnd bsns bsod bson bsos bsrd bssd bsse d-bo dbfo dbfs dbos dbrn dbrs dbss dddd ddes ddre ddss debe debs dedd dede dedo deeb deed deef deek deen deer dees defe deff defn defo defs dek- deke deks dene denk denn deno dens deon deor deos der- derb dere derf derk dern dero derr ders des- dese desk deso dess dfds dfer dfoe dfrf dner dobb dobe dobs dod- dodd dode dodo dods doek doen doer does doff doke doko dond done donk donn dono donr dons doob dood doof dook doon door doos dord dore dorf dork dorn doro dorr dors dose dosk doso doss dred dree dref drek dren dres drno drob drod drof dron drrs dsdr dsos dsrr dssn ebbo ebbr ebbs ebed eben eber ebes ebno eboe ebon eboo ebor ebos ebro edde eddo edds ede- eden eder edes edno edns edod edon edos edrn edss eede eeee eees eefe