a-a a-c a-t aaa aac aad aam aar aas aat ac- aca acc acd acm acr acs act ad- ada adc add adm adr ads adt ama amc amd amm amr ams amt ar- ara arc ard arm arr ars art as- asa asc asd asm asr ass ast at- ata atc atd atm atr ats att c-- caa cac cad cam car cas cat cca ccc ccd ccm ccr ccs cct cda cdc cdd cdm cdr cds cdt cma cmc cmd cmm cmr cms cmt cra crc crd crm crr crs crt csa csc csd csm csr css cst cta ctc ctd ctm ctr cts ctt daa dac dad dam dar das dat dca dcc dcd dcm dcr dcs dct dda ddc ddd ddm ddr dds ddt dma dmc dmd dmm dmr dms dmt dra drc drd drm drr drs drt dsa dsc dsd dsm dsr dss dst dta dtc dtd dtm dtr dts dtt m-r maa mac mad mam mar mas mat mc- mca mcc mcd mcm mcr mcs mct mda mdc mdd mdm mdr mds mdt mma mmc mmd mmm mmr mms mmt mra mrc mrd mrm mrr mrs mrt msa msc msd msm msr mss mst mta mtc mtd mtm mtr mts mtt ra- raa rac rad ram rar ras rat rca rcc rcd rcm rcr rcs rct rda rdc rdd rdm rdr rds rdt rma rmc rmd rmm rmr rms rmt rra rrc rrd rrm rrr rrs rrt rsa rsc rsd rsm rsr rss rst rta rtc rtd rtm rtr rts rtt saa sac sad sam sar sas sat sca scc scd scm scr scs sct sda sdc sdd sdm sdr sds sdt sma smc smd smm smr sms smt sr- sra src srd srm srr srs srt ss- ssa ssc ssd ssm ssr sss sst sta stc std stm str sts stt taa tac tad tam tar tas tat tca tcc tcd tcm tcr tcs tct tda tdc tdd tdm tdr tds tdt tma tmc tmd tmm tmr tms tmt tra trc trd trm trr trs trt tsa tsc tsd tsm tsr tss tst tta ttc ttd ttm ttr tts ttt