-er -ic bbb bbc bbd bbe bbg bbi bbm bbn bbr bbs bcb bcc bcd bce bcg bci bcm bcn bcr bcs bdb bdc bdd bde bdg bdi bdm bdr bds be- beb bec bed bee beg bei bem ben ber bes bgb bgc bgd bge bgg bgi bgm bgn bgr bgs bi- bib bic bid bie big bii bim bin bir bis bmb bmc bmd bme bmg bmi bmm bmn bmr bms bnb bnc bnd bne bng bni bnn bnr bns brb brd bre brg bri brm brn brr brs bsb bsc bsd bse bsg bsi bsm bsn bsr bss c-- cbb cbc cbd cbe cbg cbi cbm cbn cbr cbs ccb ccc ccd cce ccg cci ccm ccn ccr ccs cdb cdc cdd cde cdg cdi cdm cdn cdr cds ce- ceb cec ced cee ceg cei cem cen cer ces cgb cgc cgd cge cgg cgi cgm cgn cgr cgs ci- cib cic cid cie cig cii cim cin cir cis cmb cmc cmd cme cmg cmi cmm cmn cmr cms cn- cnb cnc cnd cne cng cni cnm cnn cnr cns crb crc crd cre crg cri crm crn crr crs csb csc csd cse csg csi csm csn csr css dbb dbc dbd dbe dbg dbi dbm dbn dbr dbs dcb dcc dcd dce dcg dci dcm dcn dcr dcs ddb ddc ddd dde ddg ddi ddm ddn ddr dds de- deb dec ded dee deg dei dem den der des dgc dgd dge dgg dgi dgm dgn dgr dgs di- dib dic did die dig dii dim din dir dis dmb dmc dmd dme dmg dmi dmm dmn dmr dms dnb dnc dnd dne dng dni dnm dnn dnr dns drb drc drd dre drg dri drm drn drr drs dsb dsc dsd dse dsg dsi dsm dsn dsr dss ebb ebc ebd ebe ebg ebi ebm ebn ebr ebs ec- ecb ecc ecd ece ecg eci ecm ecn ecr ecs ed- edb edc edd ede edg edi edm edn edr eds eeb eec eed eee eeg eem een eer ees egb egc egd ege egg egi egm egn egr egs eib eic eid eie eig eii eim ein eir eis em- emb emc emd eme emg emi emm emn emr ems en- enb enc end ene eng eni enm enn enr ens erb erc erd ere erg eri erm ern err ers es- esb esc esd ese esg esi esm esn esr ess g-d gbc gbd gbe gbg gbi gbm gbn gbr gbs gcb gcc gcd gce gcg gci gcm gcn gcr gcs gdb gdc gdd gde gdi gdm gdn gdr gds ge- geb gec ged gee geg gei gem gen ger ges ggb ggc ggd ggg ggi ggm ggn ggr ggs gib gic gid gie gig gii gim gin gir gis gmb gmc gmd gme gmg gmi gmm gmn gmr gms gnb gnc gnd gne gni gnm gnn gnr gns grb grc grd gre grg gri grm grn grr grs gsb gsc gsd gse gsg gsi gsm gsn gsr gss i-d ibb ibc ibd ibe ibg ibi ibm ibn ibr ibs icb icc icd ice icg ici icm icn icr ics idb idc idd ide idg idi idm idn idr ids ie- iec ied iee ieg iei iem ien ier ies igb igc igd ige igg igi igm ign igr igs iib iic iid iie iii iim iin iir iis im- imb imc imd ime img imi imm imn ims in- inb inc ind ine ing ini inm inn inr ins ir- irb irc ird ire irg iri irm irn irr irs is- isb isc isd ise isg isi ism isn isr iss m-r mbb mbc mbd mbe mbg mbi mbm mbr mbs mc- mcb mcc mcd mce mcg mci mcm mcn mcr mcs mdb mdc mdd mde mdg mdi mdm mdn mdr mds meb mec med mee meg mei mem men mer mes mgb mgc mgd mge mgi mgm mgn mgr mgs mi- mib mic mid mie mig mii mim min mir mis mmb mmc mmd mme mmg mmi mmm mmn mmr mms mnb mnc mne mng mni mnm mnn mnr mns mrb mrc mrd mre mrg mri mrm mrn mrr mrs msb msc msd mse msg msi msm msn msr mss n-i nbb nbc nbd nbe nbg nbi nbm nbn nbr nbs ncb ncc ncd nce ncg nci ncm ncn ncr ncs ndb ndc ndd nde ndg ndi ndm ndn ndr nds ne- neb nec ned nee neg nei nem nen ner nes ngb ngc ngd nge ngg ngi ngm ngn ngs nib nic nid nie nig nii nim nin nir nis nmb nmc nmd nme nmg nmi nmm nmn nmr nms nnb nnc nne nng nni nnm nnn nns nrb nrc nrd nre nrg nri nrm nrn nrr nrs nsb nsc nsd nse nsg nsi nsm nsn nsr nss rbb rbc rbd rbe rbg rbi rbm rbn rbr rbs rcb rcc rcd rce rcg rci rcm rcn rcr rcs rdb rdc rdd rde rdg rdi rdm rdn rdr rds re- reb rec red ree reg rei rem ren rer res rgb rgc rgd rge rgg rgi rgn rgr rgs rib ric rid rie rig rii rim rin rir ris rmb rmc rmd rme rmg rmi rmm rmn rmr rms rnb rnc rnd rng rni rnm rnn rnr rns rrb rrc rrd rrg rri rrm rrn rrr rrs rsb rsc rsd rse rsg rsi rsm rsn rsr rss sbb sbc sbd sbe sbg sbi sbm sbn sbr sbs scb scc scd sce scg sci scm scn scr scs sdb sdc sdd sde sdg sdi sdm sdn sdr sds se- seb sec sed see seg sei sem sen ser ses sgb sgc sgd sge sgg sgi sgm sgn sgr sgs sib sic sid sie sig sii sim sin sir sis smb smc smd sme smg smi smm smn smr sms snb snc snd sne sng sni snm snn snr sns sr- srb src srd sre srg sri srm srn srr srs