a-a aaa aad aae aam aao aap aax ad- ada add ade adm ado adp adx aea aed aee aem aeo aep aex ama amd ame amm amo amp amx aoa aod aoe aom aoo aop aox ap- apa apd ape apm apo app apx ax- axa axe axm axo axp axx daa dad dae dam dao dap dax dda ddd dde ddm ddo ddp ddx de- dea ded dee dem deo dep dex dma dmd dme dmm dmo dmp dmx doa dod doe dom doo dop dox dpa dpd dpe dpm dpo dpp dxd dxo dxp dxx eaa ead eae eam eao eap eax ed- eda edd ede edm edo edp edx eea eed eee eem eeo eep eex em- ema emd eme emm emo emp emx eo- eoa eod eoe eom eoo eop ep- epa epd epe epm epo epp epx ex- exa exd exe exo exp exx m-o maa mad mae mam mao map max mda mdd mde mdm mdo mdp mdx mea med mee mem meo mep mex mma mmd mme mmm mmo mmp mmx moa mod moe mom moo mop mox mpa mpd mpe mpm mpo mpp mpx mxa mxd mxp oaa oad oae oam oao oap oax oda odd ode odm odo odp oea oed oee oem oeo oep oex om- oma omd ome omm omo omp omx oo- ooa ood oom ooo oop oox op- opa opd ope opm opo opp opx ox- oxa oxo oxx p-p paa pad pae pam pao pap pax pda pdd pde pdm pdo pdp pdx pea ped pee pem peo pep pex pma pmd pme pmm pmo pmp pmx poa pod poe pom poo pop pox ppa ppd ppe ppm ppo ppp ppx pxe pxm xaa xad xam xap xda xde xdm xed xee xem xep xex xma xmd xmm xmo xmp xmx xoa xod xom xoo xop xox xpa xpd xpe xpm xpo xpp xxo xxp xxx