c-- ccc ccd ccg ccm ccn cco cdc cdd cdg cdm cdn cdo cgc cgd cgg cgm cgn cgo cmc cmd cmg cmm cmn cmo cn- cnc cnd cng cnm cnn cno co- coc cod cog com con coo dcc dcd dcg dcm dcn dco ddc ddd ddg ddm ddn ddo dgc dgd dgg dgm dgn dmc dmd dmg dmm dmn dmo dnc dnd dng dnm dnn dno doc dod dog dom don doo g-d gcc gcd gcg gcm gcn gco gdc gdd gdm gdn gdo ggc ggd ggg ggm ggn ggo gmc gmd gmg gmm gmn gmo gnc gnd gnm gnn gno goc god gog gom gon goo m-o mc- mcc mcd mcg mcm mcn mco mdc mdd mdg mdm mdn mdo mgc mgd mgm mgn mgo mmc mmd mmg mmm mmn mmo mnc mng mnm mnn mno moc mod mog mom mon moo ncc ncd ncg ncm ncn nco ndc ndd ndg ndm ndn ndo ngc ngd ngg ngm ngn ngo nmc nmd nmg nmm nmn nmo nnc nng nnm nnn nno no- noc nod nog nom non noo oc- occ ocd ocg ocm ocn oco odc odd odg odm odn odo ogc ogd ogg ogn ogo om- omc omd omg omm omn omo on- onc ond ong onn ono oo- ooc ood oog oom oon ooo