-th a-a a-t aaa aaf aah aan aar aat af- afa aff afh afn afr aft aha ahf ahh ahn ahr aht an- ana anf anh ann anr ant ar- ara arf arh arn arr art at- ata atf ath atn atr att faa faf fah fan far fat ffa fff ffh ffn ffr fft fha fhf fhh fhn fhr fna fnf fnh fnn fnr fnt fra frf frh frn frr frt fta ftf fth ftn ftr ftt haa haf hah han har hat hfa hff hfh hfn hfr hft hha hhf hhh hhn hhr hht hna hnf hnh hnn hnt hr- hra hrf hrh hrn hrr hrt hta htf hth htn htr htt naa naf nah nan nar nat nfa nff nfn nfr nft nha nhf nhh nhn nhr nht nna nnf nnh nnn nnt nra nrf nrn nrr nrt nta ntf nth ntn ntr ntt ra- raa raf rah ran rar rat rfa rff rfh rfn rfr rft rh- rha rhf rhh rhn rhr rht rna rnh rnn rnr rnt rra rrf rrh rrn rrr rrt rta rtf rtn rtr rtt taa taf tah tan tar tat tfa tff tfh tfn tfr tft th- tha thf thh thn thr tht tna tnf tnh tnn tnr tnt tra trf trh trn trr trt tta ttf tth ttn ttr ttt