c-- ccc ccf cch ccm ccn cco cfc cff cfh cfm cfn cfo ch- chc chf chh chm chn cho cmc cmf cmh cmm cmn cmo cn- cnc cnf cnh cnm cnn cno co- coc cof coh com con coo fcc fcf fcm fcn fco ffc fff ffh ffm ffn ffo fhc fhf fhh fhm fhn fho fmc fmf fmh fmm fmn fmo fnc fnf fnh fnm fnn foc fof foh fom fon foo hcc hcf hch hcm hcn hco hfc hff hfh hfm hfn hfo hhc hhf hhh hhm hhn hho hmc hmf hmh hmm hmo hnc hnf hnh hnn hno hoc hof hoh hom hon hoo m-f m-o mc- mcc mcf mch mcm mcn mco mfc mff mfh mfm mfn mfo mhc mhf mhh mhm mhn mho mmc mmf mmh mmm mmn mmo mnc mnf mnm mnn mno moc mof moh mom mon moo ncc ncf nch ncm ncn nco nfc nff nfn nfo nhc nhf nhh nhm nhn nmc nmh nmm nmn nmo nnc nnf nnh nnm nnn nno no- noc nof noh nom non noo oc- occ ocf och ocm ocn oco of- ofc off ofm ofn ofo ohc ohf ohh ohm ohn oho om- omc omf omh omm omn omo on- onc onf onh onn ono oo- ooc oof ooh oom oon ooo