a-a a-c a-t aaa aac aad aam aao aap aas aat ac- aca acc acd acm aco acp acs act ad- ada adc add adm ado adp ads adt ama amc amd amm amo amp ams amt aoa aoc aod aom aoo aop aos aot ap- apa apc apd apm apo app aps apt as- asa asc asd asm aso asp ass ast at- ata atc atd atm ato atp ats att c-- caa cac cad cam cao cap cas cat cca ccc ccd ccm cco ccp ccs cct cda cdc cdd cdm cdo cdp cds cdt cma cmc cmd cmm cmo cmp cms cmt co- coa coc cod com coo cop cos cot cpa cpc cpd cpm cpo cpp cps cpt csa csc csd csm cso csp css cst cta ctc ctd ctm cto ctp cts ctt daa dac dad dam dao dap das dat dca dcc dcd dcm dco dcp dcs dct dda ddc ddd ddm ddo ddp dds ddt dma dmc dmd dmm dmo dmp dms dmt doa doc dod dom doo dop dos dot dpa dpc dpd dpm dpo dpp dps dpt dsa dsc dsd dsm dso dsp dss dst dta dtc dtd dtm dto dtp dts dtt m-o maa mac mad mam mao map mas mat mc- mca mcc mcd mcm mco mcp mcs mct mda mdc mdd mdm mdo mdp mds mdt mma mmc mmd mmm mmo mmp mms mmt moa moc mod mom moo mop mos mot mpa mpc mpd mpm mpo mpp mps mpt msa msc msd msm mso msp mss mst mta mtc mtd mtm mto mtp mts mtt oaa oac oad oam oao oap oas oat oc- oca occ ocd ocm oco ocp ocs oct oda odc odd odm odo odp ods odt om- oma omc omd omm omo omp oms omt oo- ooa ooc ood oom ooo oop oos oot op- opa opc opd opm opo opp ops opt os- osa osc osd osm oso osp oss ost ot- ota otc otd otm oto otp ots ott p-p paa pac pad pam pao pap pas pat pca pcc pcd pcm pco pcp pcs pct pda pdc pdd pdm pdo pdp pds pdt pma pmc pmd pmm pmo pmp pms pmt poa poc pod pom poo pop pos pot ppa ppc ppd ppm ppo ppp pps ppt ps- psa psc psd psm pso psp pss pst pt- pta ptc ptd ptm pto ptp pts ptt saa sac sad sam sao sap sas sat sca scc scd scm sco scp scs sct sda sdc sdd sdm sdo sdp sds sdt sma smc smd smm smo smp sms smt soa soc sod som soo sop sos sot spa spc spd spm spo spp sps spt ss- ssa ssc ssd ssm sso ssp sss sst sta stc std stm sto stp sts stt taa tac tad tam tao tap tas tat tca tcc tcd tcm tco tcp tcs tct tda tdc tdd tdm tdo tdp tds tdt tma tmc tmd tmm tmo tmp tms tmt to- toa toc tod tom too top tos tot tpa tpc tpd tpm tpo tpp tps tpt tsa tsc tsd tsm tso tsp tss tst tta ttc ttd ttm tto ttp tts ttt