bbb bbc bbd bbg bbn bbr bbs bcb bcc bcd bcg bcn bcr bcs bdb bdc bdd bdg bdr bds bgb bgc bgd bgg bgn bgr bgs bnb bnc bnd bng bnn bnr bns brb brd brg brn brr brs bsb bsc bsd bsg bsn bsr bss c-- cbb cbc cbd cbg cbn cbr cbs ccb ccc ccd ccg ccn ccr ccs cdb cdc cdd cdg cdn cdr cds cgb cgc cgd cgg cgn cgr cgs cn- cnb cnc cnd cng cnn cnr cns crb crc crd crg crn crr crs csb csc csd csg csn csr css dbb dbc dbd dbg dbn dbr dbs dcb dcc dcd dcg dcn dcr dcs ddb ddc ddd ddg ddn ddr dds dgc dgd dgg dgn dgr dgs dnb dnc dnd dng dnn dnr dns drb drc drd drg drn drr drs dsb dsc dsd dsg dsn dsr dss g-d gbc gbd gbg gbn gbr gbs gcb gcc gcd gcg gcn gcr gcs gdb gdc gdd gdn gdr gds ggb ggc ggd ggg ggn ggr ggs gnb gnc gnd gnn gnr gns grb grc grd grg grn grr grs gsb gsc gsd gsg gsn gsr gss nbb nbc nbd nbg nbn nbr nbs ncb ncc ncd ncg ncn ncr ncs ndb ndc ndd ndg ndn ndr nds ngb ngc ngd ngg ngn ngs nnb nnc nng nnn nns nrb nrc nrd nrg nrn nrr nrs nsb nsc nsd nsg nsn nsr nss rbb rbc rbd rbg rbn rbr rbs rcb rcc rcd rcg rcn rcr rcs rdb rdc rdd rdg rdn rdr rds rgb rgc rgd rgg rgn rgr rgs rnb rnc rnd rng rnn rnr rns rrb rrc rrd rrg rrn rrr rrs rsb rsc rsd rsg rsn rsr rss sbb sbc sbd sbg sbn sbr sbs scb scc scd scg scn scr scs sdb sdc sdd sdg sdn sdr sds sgb sgc sgd sgg sgn sgr sgs snb snc snd sng snn snr sns sr- srb src srd srg srn srr srs ss- ssb ssc ssd ssg ssn ssr sss