a-a a-c a-t aaa aac aad aam aan aao aas aat ac- aca acc acd acm acn aco acs act ad- ada adc add adm adn ado ads adt ama amc amd amm amn amo ams amt an- ana anc and anm ann ano ans ant aoa aoc aod aom aon aoo aos aot as- asa asc asd asm asn aso ass ast at- ata atc atd atm atn ato ats att c-- caa cac cad cam can cao cas cat cca ccc ccd ccm ccn cco ccs cct cda cdc cdd cdm cdn cdo cds cdt cma cmc cmd cmm cmn cmo cms cmt cn- cna cnc cnd cnm cnn cno cns cnt co- coa coc cod com con coo cos cot csa csc csd csm csn cso css cst cta ctc ctd ctm ctn cto cts ctt daa dac dad dam dan dao das dat dca dcc dcd dcm dcn dco dcs dct dda ddc ddd ddm ddn ddo dds ddt dma dmc dmd dmm dmn dmo dms dmt dna dnc dnd dnm dnn dno dns dnt doa doc dod dom don doo dos dot dsa dsc dsd dsm dsn dso dss dst dta dtc dtd dtm dtn dto dts dtt m-o maa mac mad mam man mao mas mat mc- mca mcc mcd mcm mcn mco mcs mct mda mdc mdd mdm mdn mdo mds mdt mma mmc mmd mmm mmn mmo mms mmt mna mnc mnm mnn mno mns mnt moa moc mod mom mon moo mos mot msa msc msd msm msn mso mss mst mta mtc mtd mtm mtn mto mts mtt naa nac nad nam nan nao nas nat nca ncc ncd ncm ncn nco ncs nct nda ndc ndd ndm ndn ndo nds ndt nma nmc nmd nmm nmn nmo nms nmt nna nnc nnm nnn nno nns nnt no- noa noc nod nom non noo nos not nsa nsc nsd nsm nsn nso nss nst nta ntc ntd ntm ntn nto nts ntt oaa oac oad oam oan oao oas oat oc- oca occ ocd ocm ocn oco ocs oct oda odc odd odm odn odo ods odt om- oma omc omd omm omn omo oms omt on- ona onc ond onn ono ons ont oo- ooa ooc ood oom oon ooo oos oot os- osa osc osd osm osn oso oss ost ot- ota otc otd otm otn oto ots ott saa sac sad sam san sao sas sat sca scc scd scm scn sco scs sct sda sdc sdd sdm sdn sdo sds sdt sma smc smd smm smn smo sms smt sna snc snd snm snn sno sns snt soa soc sod som son soo sos sot ss- ssa ssc ssd ssm ssn sso sss sst sta stc std stm stn sto sts stt taa tac tad tam tan tao tas tat tca tcc tcd tcm tcn tco tcs tct tda tdc tdd tdm tdn tdo tds tdt tma tmc tmd tmm tmn tmo tms tmt tna tnc tnd tnm tnn tno tns tnt to- toa toc tod tom ton too tos tot tsa tsc tsd tsm tsn tso tss tst tta ttc ttd ttm ttn tto tts ttt