c-- ccc ccg ccn cco ccs ccz cgc cgg cgn cgo cgs cgy cn- cnc cng cnn cno cns cny co- coc cog con coo cos coy coz csc csg csn cso css csy csz cyc cyg cyn cyo cys cz- czc czo gcc gcg gcn gco gcs ggc ggg ggn ggo ggs ggz gnc gnn gno gns goc gog gon goo gos goy goz gsc gsg gsn gso gss gy- gyn gyo gys gzo ncc ncg ncn nco ncs ngc ngg ngn ngo ngs nnc nng nnn nno nns nnz no- noc nog non noo nos noy noz nsc nsg nsn nso nss nsy nsz nyc nyg nyn nyo nys nyy nzg nzo nzs nzz oc- occ ocg ocn oco ocs ocz ogc ogg ogn ogo ogs ogy on- onc ong onn ono ons ony oo- ooc oog oon ooo oos os- osc osg osn oso oss oyo oys ozo ozs ozz scc scg scn sco scs sgc sgg sgn sgo sgs snc sng snn sno sns sny soc sog son soo sos soy soz ss- ssc ssg ssn sso sss ssz sy- syc syg syn sys ycc yco ycs ycy ygc ygo yng ynn yns yny yoc yog yon yoo yos yoy ysc ysg yso yss ysy ysz yyc yyg yys yyy yyz yzy z-g zco zcs zgg zgs znc znn zno zns zo- zoc zog zon zoo zos zsg zsz zzs zzy zzz