c-- ccc cce ccg ccm ccn ccs ce- cec cee ceg cem cen ces cgc cge cgg cgm cgn cgs cmc cme cmg cmm cmn cms cn- cnc cne cng cnm cnn cns csc cse csg csm csn css ec- ecc ece ecg ecm ecn ecs eec eee eeg eem een ees egc ege egg egm egn egs em- emc eme emg emm emn ems en- enc ene eng enm enn ens es- esc ese esg esm esn ess gcc gce gcg gcm gcn gcs ge- gec gee geg gem gen ges ggc ggg ggm ggn ggs gmc gme gmg gmm gmn gms gnc gne gnm gnn gns gsc gse gsg gsm gsn gss mc- mcc mce mcg mcm mcn mcs mec mee meg mem men mes mgc mge mgm mgn mgs mmc mme mmg mmm mmn mms mnc mne mng mnm mnn mns msc mse msg msm msn mss ncc nce ncg ncm ncn ncs ne- nec nee neg nem nen nes ngc nge ngg ngm ngn ngs nmc nme nmg nmm nmn nms nnc nne nng nnm nnn nns nsc nse nsg nsm nsn nss scc sce scg scm scn scs se- sec see seg sem sen ses sgc sge sgg sgm sgn sgs smc sme smg smm smn sms snc sne sng snm snn sns ss- ssc sse ssg ssm ssn sss