-er bbb bbd bbe bbg bbi bbn bbo bbr bbs bdb bdd bde bdg bdi bdo bdr bds be- beb bed bee beg bei ben beo ber bes bgb bgd bge bgg bgi bgn bgo bgr bgs bi- bib bid bie big bii bin bio bir bis bnb bnd bne bng bni bnn bno bnr bns bob bod boe bog boi bon boo bor bos brb brd bre brg bri brn bro brr brs bsb bsd bse bsg bsi bsn bso bsr bss dbb dbd dbe dbg dbi dbn dbo dbr dbs ddb ddd dde ddg ddi ddn ddo ddr dds de- deb ded dee deg dei den deo der des dgd dge dgg dgi dgn dgr dgs di- dib did die dig dii din dio dir dis dnb dnd dne dng dni dnn dno dnr dns dob dod doe dog doi don doo dor dos drb drd dre drg dri drn dro drr drs dsb dsd dse dsg dsi dsn dso dsr dss ebb ebd ebe ebg ebi ebn ebo ebr ebs ed- edb edd ede edg edi edn edo edr eds eeb eed eee eeg een eeo eer ees egb egd ege egg egi egn ego egr egs eib eid eie eig eii ein eio eir eis en- enb end ene eng eni enn eno enr ens eo- eob eod eoe eog eoi eon eoo eor eos erb erd ere erg eri ern ero err ers es- esb esd ese esg esi esn eso esr ess g-d gbd gbe gbg gbi gbn gbo gbr gbs gdb gdd gde gdi gdn gdo gdr gds ge- geb ged gee geg gei gen geo ger ges ggb ggd ggg ggi ggn ggo ggr ggs gib gid gie gig gii gin gio gir gis gnb gnd gne gni gnn gno gnr gns gob god goe gog goi gon goo gor gos grb grd gre grg gri grn gro grr grs gsb gsd gse gsg gsi gsn gso gsr gss i-d ibb ibd ibe ibg ibi ibn ibo ibr ibs idb idd ide idg idi idn ido idr ids ie- ied iee ieg iei ien ier ies igb igd ige igg igi ign igo igr igs iib iid iie iii iin iio iir iis in- inb ind ine ing ini inn ino inr ins io- iob iod ioe iog ioi ion ioo ior ios ir- irb ird ire irg iri irn iro irr irs is- isb isd ise isg isi isn iso isr iss n-i nbb nbd nbe nbg nbi nbn nbo nbr nbs ndb ndd nde ndg ndi ndn ndo ndr nds ne- neb ned nee neg nei nen neo ner nes ngb ngd nge ngg ngi ngn ngo ngs nib nid nie nig nii nin nio nir nis nnb nne nng nni nnn nno nns no- nob nod noe nog noi non noo nor nos nrb nrd nre nrg nri nrn nro nrr nrs nsb nsd nse nsg nsi nsn nso nsr nss o-i ob- obb obd obe obg obi obn obo obr obs odb odd ode odg odi odn odo odr ods oeb oed oee oeg oei oen oeo oer oes ogd oge ogg ogi ogn ogo ogs oib oid oie oii oin oio oir ois on- onb ond one ong oni onn ono onr ons oo- oob ood oog ooi oon ooo oor oos or- orb ord ore org ori orn oro orr ors os- osb osd ose osg osi osn oso osr oss rbb rbd rbe rbg rbi rbn rbo rbr rbs rdb rdd rde rdg rdi rdn rdo rdr rds re- reb red ree reg rei ren reo rer res rgb rgd rge rgg rgi rgn rgo rgr rgs rib rid rie rig rii rin rio rir ris rnb rnd rng rni rnn rno rnr rns rob rod roe rog roi ron roo ror ros rrb rrd rrg rri rrn rrr rrs rsb rsd rse rsg rsi rsn rso rsr rss sbb sbd sbe sbg sbi sbn sbo sbr sbs sdb sdd sde sdg sdi sdn sdo sdr sds se- seb sed see seg sei sen seo ser ses sgb sgd sge sgg sgi sgn sgo sgr sgs sib sid sie sig sii sin sio sir sis snb snd sne sng sni snn sno snr sns sob sod soe sog soi son soo sor sos sr- srb srd sre srg sri srn sro srr srs ss- ssb ssd sse ssg ssi ssn sso ssr sss