a-a a-t aaa aad aae aao aap aat aax ad- ada add ade ado adp adt adx aea aed aee aeo aep aet aex aoa aod aoe aoo aop aot aox ap- apa apd ape apo app apt apx at- ata atd ate ato atp att atx ax- axa axe axo axp axt axx daa dad dae dao dap dat dax dda ddd dde ddo ddp ddt ddx de- dea ded dee deo dep det dex doa dod doe doo dop dot dox dpa dpd dpe dpo dpp dpt dta dtd dte dto dtp dtt dtx dxd dxo dxp dxt dxx eaa ead eae eao eap eat eax ed- eda edd ede edo edp edt edx eea eed eee eeo eep eet eex eo- eoa eod eoe eoo eop eot ep- epa epd epe epo epp ept epx eta etd ete eto etp ett etx ex- exa exd exe exo exp ext exx oaa oad oae oao oap oat oax oda odd ode odo odp odt oea oed oee oeo oep oet oex oo- ooa ood ooo oop oot oox op- opa opd ope opo opp opt opx ot- ota otd ote oto otp ott ox- oxa oxo oxt oxx p-p paa pad pae pao pap pat pax pda pdd pde pdo pdp pdt pdx pea ped pee peo pep pet pex poa pod poe poo pop pot pox ppa ppd ppe ppo ppp ppt ppx pt- pta ptd pte pto ptp ptt ptx pxe pxt t-x taa tad tae tao tap tat tax tda tdd tde tdo tdp tdt tdx te- tea ted tee teo tep tet tex to- toa tod toe too top tot tox tpa tpd tpe tpo tpp tpt tpx tta ttd tte tto ttp ttt ttx txe txt xaa xad xap xat xda xde xdt xed xee xep xet xex xoa xod xoo xop xot xox xpa xpd xpe xpo xpp xpt xtp xtx xxo xxp xxx