a-a a-i aaa aae aaf aai aam aao aas aea aee aef aei aem aeo aes af- afa afe aff afi afm afo afs ai- aia aie aif aii aim aio ais ama ame amf ami amm amo ams aoa aoe aof aoi aom aoo aos as- asa ase asf asi asm aso ass eaa eae eaf eai eam eao eas eea eee eef eem eeo ees ef- efa efe eff efi efm efo efs eia eie eif eii eim eio eis em- ema eme emf emi emm emo ems eo- eoa eoe eof eoi eom eoo eos es- esa ese esf esi esm eso ess faa fae faf fai fam fao fas fea fee fef fei fem feo fes ffa ffe fff ffi ffm ffo ffs fia fie fif fii fim fis fma fme fmf fmi fmm fmo fms foa foe fof foi fom foo fos fsa fse fsf fsi fsm fso fss i-f ia- iaa iae iaf iai iam iao ias ie- iea iee ief iei iem ies ifa ife iff ifi ifm ifo ifs iia iie iif iii iim iio iis im- ima ime imf imi imm imo ims io- ioa ioe iof ioi iom ioo ios is- isa ise isf isi ism iso iss m-f m-o maa mae maf mai mam mao mas mea mee mef mei mem meo mes mfa mfe mff mfi mfm mfo mfs mi- mia mie mif mii mim mio mis mma mme mmf mmi mmm mmo mms moa moe mof moi mom moo mos msa mse msf msi msm mso mss o-i oaa oae oaf oai oam oao oas oea oee oef oei oem oeo oes of- ofa ofe off ofi ofm ofo ofs oia oie oif oii oim oio ois om- oma ome omf omi omm omo oms oo- ooa oof ooi oom ooo oos os- osa ose osf osi osm oso oss saa sae saf sai sam sao sas se- sea see sef sei sem seo ses sfa sfe sff sfi sfm sfo sfs sia sie sif sii sim sio sis sma sme smf smi smm smo sms soa soe sof soi som soo sos ss- ssa sse ssf ssi ssm sso sss