a-a a-t aaa aae aaf aag aan aao aat aea aee aef aeg aen aeo aet af- afa afe aff afg afn afo aft ag- aga age agf agg agn ago agt an- ana ane anf ang ann ano ant aoa aoe aof aog aon aoo aot at- ata ate atf atg atn ato att eaa eae eaf eag ean eao eat eea eee eef eeg een eeo eet ef- efa efe eff efg efo eft ega ege egf egg egn ego egt en- ena ene enf eng enn eno ent eo- eoa eoe eof eog eon eoo eot eta ete etf etg etn eto ett faa fae faf fag fan fao fat fea fee fef feg fen feo fet ffa ffe fff ffg ffn ffo fft fga fge fgf fgg fgn fgt fna fne fnf fng fnn fnt foa foe fof fog fon foo fot fta fte ftf ftg ftn fto ftt gaa gae gaf gag gan gao gat ge- gea gee gef geg gen geo get gfa gfe gff gfo gft gga ggg ggn ggo ggt gna gne gnf gnn gno gnt goa goe gof gog gon goo got gta gte gtf gtg gtn gto gtt naa nae naf nag nan nao nat ne- nea nee nef neg nen neo net nfa nfe nff nfn nfo nft nga nge ngf ngg ngn ngo ngt nna nne nnf nng nnn nno nnt no- noa noe nof nog non noo not nta nte ntf ntg ntn nto ntt oaa oae oaf oag oan oao oat oea oee oef oeg oen oeo oet of- ofa ofe off ofg ofn ofo oft oga oge ogf ogg ogn ogo ogt on- ona one onf ong onn ono ont oo- ooa oof oog oon ooo oot ot- ota ote otf otg otn oto ott taa tae taf tag tan tao tat te- tea tee tef teg ten teo tet tfa tfe tff tfg tfn tfo tft tga tge tgf tgg tgn tgo tgt tna tne tnf tng tnn tno tnt to- toa toe tof tog ton too tot tta tte ttf ttg ttn tto ttt