-er -ic bbb bbc bbd bbe bbf bbg bbh bbi bbr bbs bcb bcc bcd bce bcf bcg bch bci bcr bcs bdb bdc bdd bde bdf bdg bdh bdi bdr bds be- beb bec bed bee bef beg beh bei ber bes bfb bfc bfd bfe bff bfg bfh bfi bfr bfs bgb bgc bgd bge bgf bgg bgh bgi bgr bgs bhb bhc bhd bhe bhf bhg bhh bhi bhr bhs bi- bib bic bid bie bif big bih bii bir bis brb brd bre brf brg brh bri brr brs bsb bsc bsd bse bsf bsg bsh bsi bsr bss c-- cbb cbc cbd cbe cbf cbg cbh cbi cbr cbs ccb ccc ccd cce ccf ccg cch cci ccr ccs cdb cdc cdd cde cdf cdg cdh cdi cdr cds ce- ceb cec ced cee cef ceg ceh cei cer ces cfb cfc cfd cfe cff cfg cfh cfi cfr cfs cgb cgc cgd cge cgg cgh cgi cgr cgs ch- chb chc chd che chf chg chh chi chr chs ci- cib cic cid cie cif cig cih cii cir cis crb crc crd cre crf crg crh cri crr crs csb csc csd cse csf csg csh csi csr css dbb dbc dbd dbe dbf dbg dbh dbi dbr dbs dcb dcc dcd dce dcf dcg dci dcr dcs ddb ddc ddd dde ddf ddg ddh ddi ddr dds de- deb dec ded dee def deg deh dei der des dfb dfc dfd dfe dff dfg dfh dfi dfr dfs dgc dgd dge dgf dgg dgh dgi dgr dgs dh- dhb dhc dhd dhe dhf dhh dhi dhr dhs di- dib dic did die dif dig dih dii dir dis drb drc drd dre drg dri drr drs dsb dsc dsd dse dsf dsg dsh dsi dsr dss ebb ebc ebd ebe ebf ebg ebh ebi ebr ebs ec- ecb ecc ecd ece ecf ecg ech eci ecr ecs ed- edb edc edd ede edf edg edh edi edr eds eeb eec eed eee eef eeg eer ees ef- efb efc efd efe eff efg efh efi efr efs egb egc egd ege egf egg egh egi egr egs ehb ehc ehd ehe ehf ehg ehh ehi ehr ehs eib eic eid eie eif eig eii eir eis erb erc erd ere erf erg erh eri err ers es- esb esc esd ese esf esg esh esi esr ess fbb fbc fbd fbe fbf fbg fbh fbi fbr fbs fcb fcc fcd fce fcf fcg fci fcr fcs fdb fdc fdd fde fdf fdg fdh fdi fdr fds feb fec fed fee fef feg feh fei fer fes ffc ffd ffe fff ffg ffh ffi ffr ffs fgb fgc fgd fge fgf fgg fgh fgi fgr fgs fhb fhc fhe fhf fhg fhh fhi fhr fhs fib fic fid fie fif fig fih fii fir fis frb frc frd fre frf frg frh fri frr frs fsb fsc fsd fse fsf fsg fsh fsi fsr fss g-d gbc gbd gbe gbf gbg gbh gbi gbr gbs gcb gcc gcd gce gcf gcg gch gci gcr gcs gdb gdc gdd gde gdf gdh gdi gdr gds ge- geb gec ged gee gef geg geh gei ger ges gfb gfc gfd gfe gff gfh gfi gfr gfs ggb ggc ggd ggg ggh ggi ggr ggs ghb ghc ghd ghe ghg ghh ghi ghr ghs gib gic gid gie gif gig gih gii gir gis grb grc grd gre grf grg grh gri grr grs gsb gsc gsd gse gsf gsg gsi gsr gss h-i hbb hbc hbd hbe hbf hbg hbh hbi hbr hbs hcb hcc hcd hce hcf hcg hch hci hcr hcs hdb hdc hdd hde hdf hdg hdh hdi hdr hds he- heb hec hed hee hef heg heh hei her hes hfb hfc hfd hfe hff hfg hfh hfi hfr hfs hgb hgc hge hgf hgg hgh hgi hgr hgs hhb hhc hhd hhe hhf hhg hhh hhi hhr hhs hib hic hid hie hif hig hih hii hir his hr- hrb hrc hrd hre hrf hrg hrh hri hrr hrs hsb hsc hsd hse hsf hsg hsh hsi hsr hss i-d i-f ibb ibc ibd ibe ibf ibg ibh ibi ibr ibs icb icc icd ice icf icg ich ici icr ics idb idc idd ide idf idg idh idi idr ids ie- iec ied iee ief ieg iei ier ies ifb ifc ifd ife iff ifg ifi ifr ifs igb igc igd ige igf igg igh igi igr igs ihb ihc ihd ihe ihf ihg ihh ihi ihr ihs iib iic iid iie iif iih iii iir iis ir- irb irc ird ire irf irg iri irr irs is- isb isc isd ise isf isg ish isi isr iss rbb rbc rbd rbe rbf rbg rbh rbi rbr rbs rcb rcc rcd rce rcf rcg rch rci rcr rcs rdb rdc rdd rde rdf rdg rdh rdi rdr rds re- reb rec red ree ref reg reh rei rer res rfb rfc rfd rfe rff rfg rfh rfi rfr rfs rgb rgc rgd rge rgf rgg rgh rgi rgr rgs rh- rhb rhc rhd rhe rhf rhg rhh rhi rhr rhs rib ric rid rie rif rig rih rii rir ris rrb rrc rrd rrf rrg rrh rri rrr rrs rsb rsc rsd rse rsf rsg rsh rsi rsr rss sbb sbc sbd sbe sbf sbg sbh sbi sbr sbs scb scc scd sce scf scg sch sci scr scs sdb sdc sdd sde sdf sdg sdh sdi sdr sds se- seb sec sed see sef seg seh sei ser ses sfb sfc sfd sfe sff sfg sfh sfi sfr sfs sgb sgc sgd sge sgf sgg sgh sgi sgr sgs sh- shb shc shd she shf shg shh shi shr shs sib sic sid sie sif sig sih sii sir sis sr- srb src srd sre srf srg srh sri srr srs ss- ssb ssc ssd sse ssf ssg