-th a-a a-c a-t aaa aac aad aah aan aar aas aat ac- aca acc acd ach acn acr acs act ad- ada adc add adh adn adr ads adt aha ahc ahd ahh ahn ahr ahs aht an- ana anc and anh ann anr ans ant ar- ara arc ard arh arn arr ars art as- asa asc asd ash asn asr ass ast at- ata atc atd ath atn atr ats att c-- caa cac cad cah can car cas cat cca ccc ccd cch ccn ccr ccs cct cda cdc cdd cdh cdn cdr cds cdt ch- cha chc chd chh chn chr chs cht cn- cna cnc cnd cnh cnn cnr cns cnt cra crc crd crh crn crr crs crt csa csc csd csh csn csr css cst cta ctc ctd cth ctn ctr cts ctt daa dac dad dah dan dar das dat dca dcc dcd dcn dcr dcs dct dda ddc ddd ddh ddn ddr dds ddt dh- dha dhc dhd dhh dhr dhs dht dna dnc dnd dnh dnn dnr dns dnt dra drc drd drn drr drs drt dsa dsc dsd dsh dsn dsr dss dst dta dtc dtd dth dtn dtr dts dtt haa hac had hah han har has hat hca hcc hcd hch hcn hcr hcs hct hda hdc hdd hdh hdn hdr hds hdt hha hhc hhd hhh hhn hhr hhs hht hna hnc hnd hnh hnn hns hnt hr- hra hrc hrd hrh hrn hrr hrs hrt hsa hsc hsd hsh hsn hsr hss hst hta htc htd hth htn htr hts htt naa nac nad nah nan nar nas nat nca ncc ncd nch ncn ncr ncs nct nda ndc ndd ndh ndn ndr nds ndt nha nhc nhd nhh nhn nhr nhs nht nna nnc nnh nnn nns nnt nra nrc nrd nrn nrr nrs nrt nsa nsc nsd nsh nsn nsr nss nst nta ntc ntd nth ntn ntr nts ntt ra- raa rac rad rah ran rar ras rat rca rcc rcd rch rcn rcr rcs rct rda rdc rdd rdh rdn rdr rds rdt rh- rha rhc rhd rhh rhn rhr rhs rht rna rnc rnd rnh rnn rnr rns rnt rra rrc rrd rrh rrn rrr rrs rrt rsa rsc rsd rsh rsn rsr rss rst rta rtc rtd rtn rtr rts rtt saa sac sad sah san sar sas sat sca scc scd sch scn scr scs sct sda sdc sdd sdh sdn sdr sds sdt sh- sha shc shd shh shn shr shs sht sna snc snd snn snr sns snt sr- sra src srd srh srn srr srs srt ss- ssa ssc ssd ssh ssn ssr sss sst sta stc std sth stn str sts stt taa tac tad tah tan tar tas tat tca tcc tcd tch tcn tcr tcs tct tda tdc tdd tdh tdn tdr tds tdt th- tha thc thd thh thn thr ths tht tna tnc tnd tnh tnn tnr tns tnt tra trc trd trh trn trr trs trt tsa tsc tsd tsh tsn tsr tss tst tta ttc ttd tth ttn ttr tts ttt