c-- ccc cce cch ccm ccn ccs ce- cec cee ceh cem cen ces ch- chc che chh chm chn chs cmc cme cmh cmm cmn cms cn- cnc cne cnh cnm cnn cns csc cse csh csm csn css ec- ecc ece ech ecm ecn ecs eec eee eem een ees ehc ehe ehh ehm ehn ehs em- emc eme emh emm emn ems en- enc ene enh enm enn ens es- esc ese esh esm esn ess hcc hce hch hcm hcn hcs he- hec hee heh hem hen hes hhc hhe hhh hhm hhn hhs hmc hme hmh hmm hms hnc hne hnh hnn hns hsc hse hsh hsm hsn hss mc- mcc mce mch mcm mcn mcs mec mee meh mem men mes mhc mhh mhm mhn mhs mmc mme mmh mmm mmn mms mnc mne mnm mnn mns msc mse msh msm msn mss ncc nce nch ncm ncn ncs ne- nec nee neh nem nen nes nhc nhe nhh nhm nhn nhs nmc nme nmh nmm nmn nms nnc nne nnh nnm nnn nns nsc nse nsh nsm nsn nss scc sce sch scm scn scs se- sec see seh sem sen ses sh- shc she shh shm shn shs smc sme smh smm smn sms snc sne snm snn sns ss- ssc sse ssh ssm ssn sss