a-a a-c a-t aaa aac aad aam aan aar aat ac- aca acc acd acm acn acr act ad- ada adc add adm adn adr adt ama amc amd amm amn amr amt an- ana anc and anm ann anr ant ar- ara arc ard arm arn arr art at- ata atc atd atm atn atr att c-- caa cac cad cam can car cat cca ccc ccd ccm ccn ccr cct cda cdc cdd cdm cdn cdr cdt cma cmc cmd cmm cmn cmr cmt cn- cna cnc cnd cnm cnn cnr cnt cra crc crd crm crn crr crt cta ctc ctd ctm ctn ctr ctt daa dac dad dam dan dar dat dca dcc dcd dcm dcn dcr dct dda ddc ddd ddm ddn ddr ddt dma dmc dmd dmm dmn dmr dmt dna dnc dnd dnm dnn dnr dnt dra drc drd drm drn drr drt dta dtc dtd dtm dtn dtr dtt m-r maa mac mad mam man mar mat mc- mca mcc mcd mcm mcn mcr mct mda mdc mdd mdm mdn mdr mdt mma mmc mmd mmm mmn mmr mmt mna mnc mnm mnn mnr mnt mra mrc mrd mrm mrn mrr mrt mta mtc mtd mtm mtn mtr mtt naa nac nad nam nan nar nat nca ncc ncd ncm ncn ncr nct nda ndc ndd ndm ndn ndr ndt nma nmc nmd nmm nmn nmr nmt nna nnc nnm nnn nnt nra nrc nrd nrm nrn nrr nrt nta ntc ntd ntm ntn ntr ntt ra- raa rac rad ram ran rar rat rca rcc rcd rcm rcn rcr rct rda rdc rdd rdm rdn rdr rdt rma rmc rmd rmm rmn rmr rmt rna rnc rnd rnm rnn rnr rnt rra rrc rrd rrm rrn rrr rrt rta rtc rtd rtm rtn rtr rtt taa tac tad tam tan tar tat tca tcc tcd tcm tcn tcr tct tda tdc tdd tdm tdn tdr tdt tma tmc tmd tmm tmn tmr tmt tna tnc tnd tnm tnn tnr tnt tra trc trd trm trn trr trt tta ttc ttd ttm ttn ttr ttt