c-- ccc ccd cce ccf ccg ccn cco ccs cdc cdd cde cdf cdg cdn cdo cds ce- cec ced cee cef ceg cen ceo ces cfc cfd cfe cff cfg cfn cfo cfs cgc cgd cge cgg cgn cgo cgs cn- cnc cnd cne cnf cng cnn cno cns co- coc cod coe cof cog con coo cos csc csd cse csf csg csn cso css dcc dcd dce dcf dcg dcn dco dcs ddc ddd dde ddf ddg ddn ddo dds de- dec ded dee def deg den deo des dfc dfd dfe dff dfg dfn dfo dfs dgc dgd dge dgf dgg dgn dgs dnc dnd dne dnf dng dnn dno dns doc dod doe dof dog don doo dos dsc dsd dse dsf dsg dsn dso dss ec- ecc ecd ece ecf ecg ecn eco ecs ed- edc edd ede edf edg edn edo eds eec eed eee eef eeg een eeo ees ef- efc efd efe eff efg efo efs egc egd ege egf egg egn ego egs en- enc end ene enf eng enn eno ens eo- eoc eod eoe eof eog eon eoo eos es- esc esd ese esf esg esn eso ess fcc fcd fce fcf fcg fcn fco fcs fdc fdd fde fdf fdg fdn fdo fds fec fed fee fef feg fen feo fes ffc ffd ffe fff ffg ffn ffo ffs fgc fgd fge fgf fgg fgn fgs fnc fnd fne fnf fng fnn fns foc foe fof fog fon foo fos fsc fsd fse fsf fsg fsn fso fss g-d gcc gcd gce gcf gcg gcn gco gcs gdc gdd gde gdf gdn gdo gds ge- gec ged gee gef geg gen geo ges gfc gfd gfe gff gfo gfs ggc ggd ggg ggn ggo ggs gnc gnd gne gnf gnn gno gns goc god goe gof gog gon goo gos gsc gsd gse gsf gsg gsn gso gss ncc ncd nce ncf ncg ncn nco ncs ndc ndd nde ndf ndg ndn ndo nds ne- nec ned nee nef neg nen neo nes nfc nfd nfe nff nfn nfo nfs ngc ngd nge ngf ngg ngn ngo ngs nnc nne nnf nng nnn nno nns no- noc nod noe nof nog non noo nos nsc nsd nse nsf nsg nsn nso nss oc- occ ocd ocf ocg ocn oco ocs odc odd ode odf odg odn odo ods oec oed oee oef oeg oen oeo oes of- ofc ofd ofe off ofg ofn ofo ofs ogc ogd oge ogf ogg ogn ogo ogs on- onc ond one onf ong onn ono ons oo- ooc ood oof oog oon ooo oos os- osc osd ose osf osg osn oso oss scc scd sce scf scg scn sco scs sdc sdd sde sdf sdg sdn sdo sds se- sec sed see sef seg sen seo ses sfc sfd sfe sff sfg sfn sfo sfs sgc sgd sge sgf sgg sgn sgo sgs snc snd sne snf sng snn sno sns soc sod soe sof sog son soo sos ss- ssc ssd sse ssf ssg ssn sso sss