-th a-a a-c a-t aaa aac aad aaf aah aan aar aat ac- aca acc acd acf ach acn acr act ad- ada adc add adf adh adn adr adt af- afa afc afd aff afh afn afr aft aha ahc ahd ahf ahh ahn ahr aht an- ana anc and anf anh ann anr ant ar- ara arc ard arf arh arn arr art at- ata atc atd atf ath atn atr att c-- caa cac cad caf cah can car cat cca ccc ccd ccf cch ccn ccr cct cda cdc cdd cdf cdh cdn cdr cdt cfa cfc cfd cff cfh cfn cfr cft ch- cha chc chd chf chh chn chr cht cn- cna cnc cnd cnf cnh cnn cnr cnt cra crc crd crf crh crn crr crt cta ctc ctd ctf cth ctn ctr ctt daa dac dad daf dah dan dar dat dca dcc dcd dcf dcn dcr dct dda ddc ddd ddf ddh ddn ddr ddt dfa dfc dfd dff dfh dfn dfr dft dh- dha dhc dhd dhf dhh dhr dht dna dnc dnd dnf dnh dnn dnr dnt dra drc drd drn drr drt dta dtc dtd dtf dth dtn dtr dtt faa fac fad faf fah fan far fat fca fcc fcd fcf fcn fcr fct fda fdc fdd fdf fdh fdn fdr fdt ffa ffc ffd fff ffh ffn ffr fft fha fhc fhf fhh fhn fhr fna fnc fnd fnf fnh fnn fnr fnt fra frc frd frf frh frn frr frt fta ftc ftd ftf fth ftn ftr ftt haa hac had haf hah han har hat hca hcc hcd hcf hch hcn hcr hct hda hdc hdd hdf hdh hdn hdr hdt hfa hfc hfd hff hfh hfn hfr hft hha hhc hhd hhf hhh hhn hhr hht hna hnc hnd hnf hnh hnn hnt hr- hra hrc hrd hrf hrh hrn hrr hrt hta htc htd htf hth htn htr htt naa nac nad naf nah nan nar nat nca ncc ncd ncf nch ncn ncr nct nda ndc ndd ndf ndh ndn ndr ndt nfa nfc nfd nff nfn nfr nft nha nhc nhd nhf nhh nhn nhr nht nna nnc nnf nnh nnn nnt nra nrc nrd nrf nrn nrr nrt nta ntc ntd ntf nth ntn ntr ntt ra- raa rac rad raf rah ran rar rat rca rcc rcd rcf rch rcn rcr rct rda rdc rdd rdf rdh rdn rdr rdt rfa rfc rfd rff rfh rfn rfr rft rh- rha rhc rhd rhf rhh rhn rhr rht rna rnc rnd rnh rnn rnr rnt rra rrc rrd rrf rrh rrn rrr rrt rta rtc rtd rtf rtn rtr rtt taa tac tad taf tah tan tar tat tca tcc tcd tcf tch tcn tcr tct tda tdc tdd tdf tdh tdn tdr tdt tfa tfc tfd tff tfh tfn tfr tft th- tha thc thd thf thh thn thr tht tna tnc tnd tnf tnh tnn tnr tnt tra trc trd trf trh trn trr trt tta ttc ttd ttf tth ttn ttr ttt