a-a a-b a-t aaa aab aaf aag aan aao aat ab- aba abb abf abg abn abo abt af- afa afb aff afg afn afo aft ag- aga agb agf agg agn ago agt an- ana anb anf ang ann ano ant aoa aob aof aog aon aoo aot at- ata atb atf atg atn ato att baa bab baf bag ban bao bat bba bbb bbf bbg bbn bbo bbt bfa bfb bff bfg bfn bfo bft bga bgb bgf bgg bgn bgo bgt bna bnb bnf bng bnn bno bnt boa bob bof bog bon boo bot bta btb btf btg btn bto btt faa fab faf fag fan fao fat fba fbb fbf fbg fbn fbo fbt ffa fff ffg ffn ffo fft fga fgb fgf fgg fgn fgt fna fnb fnf fng fnn fnt foa fob fof fog fon foo fot fta ftb ftf ftg ftn fto ftt gaa gab gaf gag gan gao gat gba gbf gbg gbn gbo gbt gfa gfb gff gfo gft gga ggb ggg ggn ggo ggt gna gnb gnf gnn gno gnt goa gob gof gog gon goo got gta gtb gtf gtg gtn gto gtt naa nab naf nag nan nao nat nba nbb nbf nbg nbn nbo nbt nfa nfb nff nfn nfo nft nga ngb ngf ngg ngn ngo ngt nna nnb nnf nng nnn nno nnt no- noa nob nof nog non noo not nta ntb ntf ntg ntn nto ntt oaa oab oaf oag oan oao oat ob- oba obb obf obg obn obo obt of- ofa ofb off ofg ofn ofo oft oga ogf ogg ogn ogo ogt on- ona onb onf ong onn ono ont oo- ooa oob oof oog oon ooo oot ot- ota otb otf otg otn oto ott taa tab taf tag tan tao tat tba tbb tbf tbg tbn tbo tbt tfa tfb tff tfg tfn tfo tft tga tgb tgf tgg tgn tgo tgt tna tnb tnf tng tnn tno tnt to- toa tob tof tog ton too tot tta ttb ttf ttg ttn tto ttt

-ana aaaa aaab aaaf aaan aaba aabb aabt aafa aafb aaff aana aang aaon aaoo aata aatf aatt abaa abab abaf abag aban abat abb- abba abbb abbo abbt abff aboa abob abof abon aboo abot abta afaa afan afao afat affa affo afft afgf afoa afog afoo afta aftn ag-o agag agan agao agat agba agbo agfa agga agna agno agob agog agon agoo agot agta ana- anaa anab anag anan anao anat anba anbb anbo anfa anfo ang- anga ango anna annb anno annt ano- anoa anon ant- anta anto antt aoba aonb aono aont aotf at-t ataa atab atan atat atfb atgo atna atno atob atof aton atot atta attn atto baaa baaf baan baat baba babb babo baff bafo baft baga bagg bagn bago bagt bana bang bann bano bant baon bata batf batn bato batt bbbb bbfn bbga bbng bfgf bfta bftt bgan bgon bnta boab boag boan boat boba bobb bobo bofa boff boga bogg bogo bogt bona bong bonn bono bont boob boof boog boon boot bota botb botn boto bott btaa btaf btan btob bttb faaa faan faba fabo fafa faff fafg fafo fagg fago fana fang fano fant faon fata fatf fato fatt ffff fftf fnta fntb foaf foan foba fobt fofo fogg fogn fogo fong fono font foof foon foot fota foto fott ftan gaba gabb gabo gabt gafa gafb gaff gaft gaga gagg gago gana gang gann gano gant gaon gata gato gatt gbag gban gbbo gbon gffa gfoa ggbt ggfg gggg gnaa gnat gnof gnoo goaf goan goat goba gobo goff goga gogo gon- gona gong gonn gono goof goog goon goot gota goto gott gtaa gtfo gtta naaa naab naag naan naat naba nabf nabo nafa naff nafo naga nago nan- nana nanb nang nann nano nant naot nata nato natt nbaa nbaf nbbo nbfa nfaa nfat nfff nfon nfta nfto ngab ngan ngao ngon ngtn nngn nnnn nnot nntn noaa noat noba nobo noga nogg nogo nogt non- nona nong nonn nono nont noo- noob noon nooo noot not- nota noto nott ntof ntto oafo oban obba obbo obon obot ofan off- offa offo ofgo ofna ofno ofta ogb ogba ogna ogoa ogog ogon onab onan onat onga ongo onna onno onon ont- onto ooaa ooba ooff oona oont oooo ootb otan oto- otof otog oton otoo otta otto taa- taaf taag taan taat taba tabb tabo tafa taff tafo taft taga tagg tago tana tang tann tano tant taoa tata tatb tato tatt tbaf tbnf tbta tfot tgfa tnag toab toan toat toba tobo tobt tofa toff tofo toft toga togo togt tona tonb tong tonn tono tooa toof toon toot tota toto tott ttab ttbb ttfa ttff ttfn tton tttt

-aaa- aaata aabaa aabba aabga aafat aagot aanat abaab ababa abaft abaga abago abana abang abann abano abaon abban abbat abbot abfab aboab aboat abobo abona abono aboon aboot abott abtaa abtaf abtao afang afgan afnan afong afono afoot aftab afton agafa agago agana agata aggag aggat aggot agnat agnon agoat agogo agona agong agoof agoon anaba anaga anago anana anang anant anata anato anban angat angon angot annan annat annot anoba anona anono anont anoon anota anoto antao antna antoa anton aooga atago atana atang atbat atnaa atnof atong atoot atoto attan atto- atton baata baban baboo babot bafan bafat baffa bafna bafta bagag bagan bagao bagga bagna bagno bagof bagot banaf banag banan banat banba banfa banff banga bango banna banon banta batab batan batat batna batob batog baton batoo batta batto bo-bo boann boano boatg boban bofan boffa boffo bogan bogat bogga bogna bogno bogof bogon bogot bonab bonan bonao bonga bongo bonon booat booba boong boont boota botan boton botta fabbo faboo fagan faggo fagot fanaa fanga fango fanna fanof fanon fanta fatao fatof ffatt fofao fogan fogbo foggo fotan foton fotta ga-ga gaago gaana gaban gabat gabba gabbo gabon gafat gaffa