a-a a-c a-t aaa aac aad aae aam aao aap aat ac- aca acc acd ace acm aco acp act ad- ada adc add ade adm ado adp adt aea aec aed aee aem aeo aep aet ama amc amd ame amm amo amp amt aoa aoc aod aoe aom aoo aop aot ap- apa apc apd ape apm apo app apt at- ata atc atd ate atm ato atp att c-- caa cac cad cae cam cao cap cat cca ccc ccd cce ccm cco ccp cct cda cdc cdd cde cdm cdo cdp cdt ce- cea cec ced cee cem ceo cep cet cma cmc cmd cme cmm cmo cmp cmt co- coa coc cod coe com coo cop cot cpa cpc cpd cpe cpm cpo cpp cpt cta ctc ctd cte ctm cto ctp ctt daa dac dad dae dam dao dap dat dca dcc dcd dce dcm dco dcp dct dda ddc ddd dde ddm ddo ddp ddt de- dea dec ded dee dem deo dep det dma dmc dmd dme dmm dmo dmp dmt doa doc dod doe dom doo dop dot dpa dpc dpd dpe dpm dpo dpp dpt dta dtc dtd dte dtm dto dtp dtt eaa eac ead eae eam eao eap eat ec- eca ecc ecd ece ecm eco ect ed- eda edc edd ede edm edo edp edt eea eec eed eee eem eeo eep eet em- ema emc emd eme emm emo emp emt eo- eoa eoc eod eoe eom eoo eop eot ep- epa epc epd epe epm epo epp ept eta etc etd ete etm eto etp ett m-o maa mac mad mae mam mao map mat mc- mca mcc mcd mce mcm mco mcp mct mda mdc mdd mde mdm mdo mdp mdt mea mec med mee mem meo mep met mma mmc mmd mme mmm mmo mmp mmt moa moc mod moe mom moo mop mot mpa mpc mpd mpe mpm mpo mpp mpt mta mtc mtd mte mtm mto mtp mtt oaa oac oad oae oam oao oap oat oc- oca occ ocd ocm oco ocp oct oda odc odd ode odm odo odp odt oea oec oed oee oem oeo oep oet om- oma omc omd ome omm omo omp omt oo- ooa ooc ood oom ooo oop oot op- opa opc opd ope opm opo opp opt ot- ota otc otd ote otm oto otp ott p-p paa pac pad pae pam pao pap pat pca pcc pcd pce pcm pco pcp pct pda pdc pdd pde pdm pdo pdp pdt pea pec ped pee pem peo pep pet pma pmc pmd pme pmm pmo pmp pmt poa poc pod poe pom poo pop pot ppa ppc ppd ppe ppm ppo ppp ppt pt- pta ptc ptd pte ptm pto ptp ptt taa tac tad tae tam tao tap tat tca tcc tcd tce tcm tco tcp tct tda tdc tdd tde tdm tdo tdp tdt te- tea tec ted tee tem teo tep tet tma tmc tmd tme tmm tmo tmp tmt to- toa toc tod toe tom too top tot tpa tpc tpd tpe tpm tpo tpp tpt tta ttc ttd tte ttm tto ttp ttt