-ic a-a a-c a-i aaa aac aae aaf aai aam aas ac- aca acc ace acf aci acm acs aea aec aee aef aei aem aes af- afa afc afe aff afi afm afs ai- aia aic aie aif aii aim ais ama amc ame amf ami amm ams as- asa asc ase asf asi asm ass c-- caa cac cae caf cai cam cas cca ccc cce ccf cci ccm ccs ce- cea cec cee cef cei cem ces cfa cfc cfe cff cfi cfm cfs ci- cia cic cie cif cii cim cis cma cmc cme cmf cmi cmm cms csa csc cse csf csi csm css eaa eac eae eaf eai eam eas ec- eca ecc ece ecf eci ecm ecs eea eec eee eef eem ees ef- efa efc efe eff efi efm efs eia eic eie eif eii eim eis em- ema emc eme emf emi emm ems es- esa esc ese esf esi esm ess faa fac fae faf fai fam fas fca fcc fce fcf fci fcm fcs fea fec fee fef fei fem fes ffa ffc ffe fff ffi ffm ffs fia fic fie fif fii fim fis fma fmc fme fmf fmi fmm fms fsa fsc fse fsf fsi fsm fss i-f ia- iaa iac iae iaf iai iam ias ica icc ice icf ici icm ics ie- iea iec iee ief iei iem ies ifa ifc ife iff ifi ifm ifs iia iic iie iif iii iim iis im- ima imc ime imf imi imm ims is- isa isc ise isf isi ism iss m-f maa mac mae maf mai mam mas mc- mca mcc mce mcf mci mcm mcs mea mec mee mef mei mem mes mfa mfc mfe mff mfi mfm mfs mi- mia mic mie mif mii mim mis mma mmc mme mmf mmi mmm mms msa msc mse msf msi msm mss saa sac sae saf sai sam sas sca scc sce scf sci scm scs se- sea sec see sef sei sem ses sfa sfc sfe sff sfi sfm sfs sia sic sie sif sii sim sis sma smc sme smf smi smm sms ss- ssa ssc sse ssf ssi ssm sss