a-a aaa aad aae aak aap aas ad- ada add ade adk adp ads aea aed aee aek aep aes aka akd ake akk akp aks ap- apa apd ape apk app aps as- asa asd ase ask asp ass daa dad dae dak dap das dda ddd dde ddk ddp dds de- dea ded dee dek dep des dka dke dkk dkp dks dpa dpd dpe dpk dpp dps dsa dsd dse dsk dsp dss eaa ead eae eak eap eas ed- eda edd ede edk edp eds eea eed eee eek eep ees eka ekd eke ekp eks ep- epa epd epe epp eps es- esa esd ese esk esp ess ka- kaa kad kae kak kap kas kda kde kdk kdp kds ke- kea ked kee kek kep kes kke kkk kkp kks kpa kpd kpe kpk kpp kps ksa ksd kse ksk ksp kss p-p paa pad pae pak pap pas pda pdd pde pdk pdp pds pea ped pee pek pep pes pka pkd pke pkp pks ppa ppd ppe ppk ppp pps ps- psa psd pse psk psp pss saa sad sae sak sap sas sda sdd sde sdk sdp sds se- sea sed see sek sep ses sk- ska skd ske skk skp sks spa spd spe spk spp sps ss- ssa ssd sse ssk ssp sss