a-a a-i aaa aae aaf aai aam aas aea aee aef aei aem aes af- afa afe aff afi afm afs ai- aia aie aif aii aim ais ama ame amf ami amm ams as- asa ase asf asi asm ass eaa eae eaf eai eam eas eea eee eef eem ees ef- efa efe eff efi efm efs eia eie eif eii eim eis em- ema eme emf emi emm ems es- esa ese esf esi esm ess faa fae faf fai fam fas fea fee fef fei fem fes ffa ffe fff ffi ffm ffs fia fie fif fii fim fis fma fme fmf fmi fmm fms fsa fse fsf fsi fsm fss i-f ia- iaa iae iaf iai iam ias ie- iea iee ief iei iem ies ifa ife iff ifi ifm ifs iia iie iif iii iim iis im- ima ime imf imi imm ims is- isa ise isf isi ism iss m-f maa mae maf mai mam mas mea mee mef mei mem mes mfa mfe mff mfi mfm mfs mi- mia mie mif mii mim mis mma mme mmf mmi mmm mms msa mse msf msi msm mss saa sae saf sai sam sas se- sea see sef sei sem ses sfa sfe sff sfi sfm sfs sia sie sif sii sim sis sma sme smf smi smm sms ss- ssa sse ssf ssi ssm sss