a-a aaa aae aaf aag aam aan aao aea aee aef aeg aem aen aeo af- afa afe aff afg afm afn afo ag- aga age agf agg agm agn ago ama ame amf amg amm amn amo an- ana ane anf ang anm ann ano aoa aoe aof aog aom aon aoo eaa eae eaf eag eam ean eao eea eee eef eeg eem een eeo ef- efa efe eff efg efm efo ega ege egf egg egm egn ego em- ema eme emf emg emm emn emo en- ena ene enf eng enm enn eno eo- eoa eoe eof eog eom eon eoo faa fae faf fag fam fan fao fea fee fef feg fem fen feo ffa ffe fff ffg ffm ffn ffo fga fge fgf fgg fgm fgn fma fme fmf fmg fmm fmn fmo fna fne fnf fng fnm fnn foa foe fof fog fom fon foo gaa gae gaf gag gam gan gao ge- gea gee gef geg gem gen geo gfa gfe gff gfm gfo gga ggg ggm ggn ggo gma gme gmf gmg gmm gmn gmo gna gne gnf gnm gnn gno goa goe gof gog gom gon goo m-f m-o maa mae maf mag mam man mao mea mee mef meg mem men meo mfa mfe mff mfg mfm mfn mfo mga mge mgf mgm mgn mgo mma mme mmf mmg mmm mmn mmo mna mne mnf mng mnm mnn mno moa moe mof mog mom mon moo naa nae naf nag nam nan nao ne- nea nee nef neg nem nen neo nfa nfe nff nfn nfo nga nge ngf ngg ngm ngn ngo nma nme nmg nmm nmn nmo nna nne nnf nng nnm nnn nno no- noa noe nof nog nom non noo oaa oae oaf oag oam oan oao oea oee oef oeg oem oen oeo of- ofa ofe off ofg ofm ofn ofo oga oge ogf ogg ogn ogo om- oma ome omf omg omm omn omo on- ona one onf ong onn ono oo- ooa oof oog oom oon ooo