a-a a-c a-t aaa aac aad aam aao aat ac- aca acc acd acm aco act ad- ada adc add adm ado adt ama amc amd amm amo amt aoa aoc aod aom aoo aot at- ata atc atd atm ato att c-- caa cac cad cam cao cat cca ccc ccd ccm cco cct cda cdc cdd cdm cdo cdt cma cmc cmd cmm cmo cmt co- coa coc cod com coo cot cta ctc ctd ctm cto ctt daa dac dad dam dao dat dca dcc dcd dcm dco dct dda ddc ddd ddm ddo ddt dma dmc dmd dmm dmo dmt doa doc dod dom doo dot dta dtc dtd dtm dto dtt m-o maa mac mad mam mao mat mc- mca mcc mcd mcm mco mct mda mdc mdd mdm mdo mdt mma mmc mmd mmm mmo mmt moa moc mod mom moo mot mta mtc mtd mtm mto mtt oaa oac oad oam oao oat oc- oca occ ocd ocm oco oct oda odc odd odm odo odt om- oma omc omd omm omo omt oo- ooa ooc ood oom ooo oot ot- ota otc otd otm oto ott taa tac tad tam tao tat tca tcc tcd tcm tco tct tda tdc tdd tdm tdo tdt tma tmc tmd tmm tmo tmt to- toa toc tod tom too tot tta ttc ttd ttm tto ttt