a-a aaa aad aae aak aao aap aas ad- ada add ade adk ado adp ads aea aed aee aek aeo aep aes aka akd ake akk ako akp aks aoa aod aoe aok aoo aop aos ap- apa apd ape apk apo app aps as- asa asd ase ask aso asp ass daa dad dae dak dao dap das dda ddd dde ddk ddo ddp dds de- dea ded dee dek deo dep des dka dke dkk dko dkp dks doa dod doe dok doo dop dos dpa dpd dpe dpk dpo dpp dps dsa dsd dse dsk dso dsp dss eaa ead eae eak eao eap eas ed- eda edd ede edk edo edp eds eea eed eee eek eeo eep ees eka ekd eke eko ekp eks eo- eoa eod eoe eok eoo eop eos ep- epa epd epe epo epp eps es- esa esd ese esk eso esp ess ka- kaa kad kae kak kao kap kas kda kde kdk kdo kdp kds ke- kea ked kee kek keo kep kes kke kkk kkp kks koa kod koe kok koo kop kos kpa kpd kpe kpk kpo kpp kps ksa ksd kse ksk kso ksp kss oaa oad oae oak oao oap oas oda odd ode odo odp ods oea oed oee oeo oep oes oka okd oke okk oko okp oks oo- ooa ood ook ooo oop oos op- opa opd ope opk opo opp ops os- osa osd ose osk oso osp oss p-p paa pad pae pak pao pap pas pda pdd pde pdk pdo pdp pds pea ped pee pek peo pep pes pka pkd pke pko pkp pks poa pod poe pok poo pop pos ppa ppd ppe ppk ppo ppp pps ps- psa psd pse psk pso psp pss saa sad sae sak sao sap sas sda sdd sde sdk sdo sdp sds se- sea sed see sek seo sep ses sk- ska skd ske skk sko skp sks soa sod soe sok soo sop sos spa spd spe spk spo spp sps ss- ssa ssd sse ssk sso ssp sss