-er bbb bbd bbe bbg bbi bbk bbn bbo bbr bbs bbt bdb bdd bde bdg bdi bdk bdo bdr bds bdt bdv be- beb bed bee beg bei bek ben beo ber bes bet bev bgb bgd bge bgg bgi bgk bgn bgo bgr bgs bgt bgv bi- bib bid bie big bii bik bin bio bir bis bit biv bkb bke bkg bkk bkn bko bkr bks bkt bkv bnb bnd bne bng bni bnk bnn bno bnr bns bnt bnv bob bod boe bog boi bok bon boo bor bos bot bov brb brd bre brg bri brk brn bro brr brs brt brv bsb bsd bse bsg bsi bsk bsn bso bsr bss bst bsv btb btd bte btg bti btk btn bto btr bts btt btv bvb bvd bve bvg bvi bvk bvn bvo bvr bvs bvt bvv dbb dbd dbe dbg dbi dbk dbn dbo dbr dbs dbt dbv ddb ddd dde ddg ddi ddk ddn ddo ddr dds ddt de- deb ded dee deg dei dek den deo der des det dev dgd dge dgg dgi dgk dgn dgr dgs dgt di- dib did die dig dii dik din dio dir dis dit div dkb dke dkg dki dkk dko dkr dks dkt dnb dnd dne dng dni dnk dnn dno dnr dns dnt dob dod doe dog doi dok don doo dor dos dot dov drb drd dre drg dri drk drn dro drr drs drt drv dsb dsd dse dsg dsi dsk dsn dso dsr dss dst dsv dtb dtd dte dtg dti dtk dtn dto dtr dts dtt dtv dvb dvd dve dvg dvi dvk dvn dvr dvs dvt ebb ebd ebe ebg ebi ebk ebn ebo ebr ebs ebt ebv ed- edb edd ede edg edi edk edn edo edr eds edt eeb eed eee eeg eek een eeo eer ees eet eev egb egd ege egg egi egn ego egr egs egt eib eid eie eig eii eik ein eio eir eis eit eiv ekb ekd eke ekg eki eko ekr eks ekt ekv en- enb end ene eng eni enk enn eno enr ens ent env eo- eob eod eoe eog eoi eok eon eoo eor eos eot erb erd ere erg eri erk ern ero err ers ert erv es- esb esd ese esg esi esk esn eso esr ess est esv etb etd ete etg eti etk etn eto etr ets ett etv evb evd eve evg evi evn evo evr evs evt evv g-d gbd gbe gbg gbi gbk gbn gbo gbr gbs gbt gbv gdb gdd gde gdi gdk gdn gdo gdr gds gdt gdv ge- geb ged gee geg gei gek gen geo ger ges get gev ggb ggd ggg ggi ggn ggo ggr ggs ggt ggv gib gid gie gig gii gik gin gio gir gis git giv gkb gkd gkn gko gks gkt gnb gnd gne gni gnn gno gnr gns gnt gnv gob god goe gog goi gok gon goo gor gos got gov grb grd gre grg gri grk grn gro grr grs grt grv gsb gsd gse gsg gsi gsk gsn gso gsr gss gst gsv gtb gtd gte gtg gti gtk gtn gto gtr gts gtt gtv gvb gvd gve gvg gvi gvk gvn gvo gvr gvs gvt i-d i-v ibb ibd ibe ibg ibi ibk ibn ibo ibr ibs ibt ibv idb idd ide idg idi idk idn ido idr ids idt idv ie- ied iee ieg iei iek ien ier ies iet iev igb igd ige igg igi igk ign igo igr igs igt iib iid iie iii iin iio iir iis iit ikb ike iki ikk iko ikr iks ikt ikv in- inb ind ine ing ini ink inn ino inr ins int inv io- iob iod ioe iog ioi ion ioo ior ios iot iov ir- irb ird ire irg iri irk irn iro irr irs irt irv is- isb isd ise isg isi isk isn iso isr iss ist isv itb itd ite itg iti itk itn ito its itt itv ivb ivd ive ivg ivi ivo ivr ivs ivt ivv k-t kbb kbd kbe kbi kbk kbn kbo kbr kbs kdb kde kdg kdk kdo kdr kds kdt ke- keb ked kee keg kei kek ken keo ker kes ket kev kgb kgd kgi kgo kgs kgv kib kid kie kig kii kik kin kio kir kis kit kiv kkb kke kki kkk kkn kkr kks kkt kkv kn- knd kne kng kni knk knn kno knr knt kob kod koe kog koi kok kon koo kor kos kot krd krg kri krk krn kro krr krs krt krv ksb ksd kse ksg ksi ksk ksn kso ksr kss kst ksv ktb kte ktg ktk ktn kto ktr kts ktt ktv kvb kvi kvk kvn kvo kvr kvs kvv n-i nbb nbd nbe nbg nbi nbk nbn nbo nbr nbs nbt nbv ndb ndd nde ndg ndi ndk ndn ndo ndr nds ndt ndv ne- neb ned nee neg nei nek nen neo ner nes net nev ngb ngd nge ngg ngi ngk ngn ngo ngs ngt nib nid nie nig nii nik nin nio nir nis nit niv nke nki nkk nkn nko nkr nks nkt nnb nne nng nni nnk nnn nno nns nnt nnv no- nob nod noe nog noi nok non noo nor nos not nov nrb nrd nre nrg nri nrk nrn nro nrr nrs nrt nrv nsb nsd nse nsg nsi nsk nsn nso nsr nss nst nsv ntb ntd nte ntg nti ntk ntn nto ntr nts ntt ntv nvb nvd nve nvg nvi nvk nvn nvt nvv o-i ob- obb obd obe obg obi obk obn obo obr obs obt obv odb odd ode odg odi odn odo odr ods odt odv oeb oed oee oeg oei oen oeo oer oes oet ogd oge ogg ogi ogn ogo ogs ogt oib oid oie oii oik oin oio oir ois oit oiv okb