-er a-a aaa aad aae aag aak aap aar aas ad- ada add ade adg adk adp adr ads aea aed aee aeg aek aep aer aes ag- aga agd age agg agk agp agr ags aka akd ake akg akk akp akr aks ap- apa apd ape apg apk app apr aps ar- ara ard are arg ark arp arr ars as- asa asd ase asg ask asp asr ass daa dad dae dag dak dap dar das dda ddd dde ddg ddk ddp ddr dds de- dea ded dee deg dek dep der des dga dgd dge dgg dgk dgp dgr dgs dka dke dkg dkk dkp dkr dks dpa dpd dpe dpg dpk dpp dpr dps dra drd dre drg drk drp drr drs dsa dsd dse dsg dsk dsp dsr dss eaa ead eae eag eak eap ear eas ed- eda edd ede edg edk edp edr eds eea eed eee eeg eek eep eer ees ega egd ege egg egp egr egs eka ekd eke ekg ekp ekr eks ep- epa epd epe epg epp epr eps era erd ere erg erk erp err ers es- esa esd ese esg esk esp esr ess g-d g-p gaa gad gae gag gak gap gar gas gda gdd gde gdk gdp gdr gds ge- gea ged gee geg gek gep ger ges gga ggd ggg ggp ggr ggs gka gkd gkp gks gpa gpd gpe gpg gpk gpp gpr gps gra grd gre grg grk grp grr grs gsa gsd gse gsg gsk gsp gsr gss ka- kaa kad kae kag kak kap kar kas kda kde kdg kdk kdp kdr kds ke- kea ked kee keg kek kep ker kes kga kgd kgp kgs kke kkk kkp kkr kks kpa kpd kpe kpk kpp kpr kps kra krd krg krk krp krr krs ksa ksd kse ksg ksk ksp ksr kss p-p paa pad pae pag pak pap par pas pda pdd pde pdg pdk pdp pdr pds pea ped pee peg pek pep per pes pga pgd pge pgg pgk pgp pgr pgs pka pkd pke pkg pkp pkr pks ppa ppd ppe ppg ppk ppp ppr pps pra prd pre prg prk prp prr prs ps- psa psd pse psg psk psp psr pss ra- raa rad rae rag rak rap rar ras rda rdd rde rdg rdp rdr rds re- rea red ree reg rek rep rer res rga rgd rge rgg rgk rgp rgr rgs rke rkg rkk rkp rks rpa rpd rpe rpg rpk rpp rpr rps rra rrd rrg rrk rrp rrr rrs rsa rsd rse rsg rsk rsp rsr rss saa sad sae sag sak sap sar sas sda sdd sde sdg sdk sdp sdr sds se- sea sed see seg sek sep ser ses sga sgd sge sgg sgk sgp sgr sgs sk- ska skd ske skg skk skp skr sks spa spd spe spg spk spp spr sps sr- sra srd sre srg srk srp srr srs ss- ssa ssd sse ssg ssk ssp ssr sss