-th a-a a-t aaa aaf aag aah aan aao aat af- afa aff afg afh afn afo aft ag- aga agf agg agh agn ago agt aha ahf ahg ahh ahn aho aht an- ana anf ang anh ann ano ant aoa aof aog aoh aon aoo aot at- ata atf atg ath atn ato att faa faf fag fah fan fao fat ffa fff ffg ffh ffn ffo fft fga fgf fgg fgh fgn fgt fha fhf fhg fhh fhn fho fna fnf fng fnh fnn fnt foa fof fog foh fon foo fot fta ftf ftg fth ftn fto ftt gaa gaf gag gah gan gao gat gfa gff gfh gfo gft gga ggg ggh ggn ggo ggt gha ghg ghh ghn gho ght gna gnf gnn gno gnt goa gof gog goh gon goo got gta gtf gtg gth gtn gto gtt haa haf hag hah han hao hat hfa hff hfg hfh hfn hfo hft hga hgf hgg hgh hgn hgo hgt hha hhf hhg hhh hhn hho hht hna hnf hng hnh hnn hno hnt hoa hof hog hoh hon hoo hot hta htf htg hth htn hto htt naa naf nag nah nan nao nat nfa nff nfn nfo nft nga ngf ngg ngh ngn ngo ngt nha nhf nhg nhh nhn nht nna nnf nng nnh nnn nno nnt no- noa nof nog noh non noo not nta ntf ntg nth ntn nto ntt oaa oaf oag oah oan oao oat of- ofa off ofg ofn ofo oft oga ogf ogg ogh ogn ogo ogt oha ohf ohg ohh ohn oho oht on- ona onf ong onh onn ono ont oo- ooa oof oog ooh oon ooo oot ot- ota otf otg oth otn oto ott taa taf tag tah tan tao tat tfa tff tfg tfh tfn tfo tft tga tgf tgg tgh tgn tgo tgt th- tha thf thg thh thn tho tht tna tnf tng tnh tnn tno tnt to- toa tof tog toh ton too tot tta ttf ttg tth ttn tto ttt