-er a-a aaa aad aae aak aam aap aar aas ad- ada add ade adk adm adp adr ads aea aed aee aek aem aep aer aes aka akd ake akk akm akp akr aks ama amd ame amk amm amp amr ams ap- apa apd ape apk apm app apr aps ar- ara ard are ark arm arp arr ars as- asa asd ase ask asm asp asr ass daa dad dae dak dam dap dar das dda ddd dde ddk ddm ddp ddr dds de- dea ded dee dek dem dep der des dka dke dkk dkm dkp dkr dks dma dmd dme dmk dmm dmp dmr dms dpa dpd dpe dpk dpm dpp dpr dps dra drd dre drk drm drp drr drs dsa dsd dse dsk dsm dsp dsr dss eaa ead eae eak eam eap ear eas ed- eda edd ede edk edm edp edr eds eea eed eee eek eem eep eer ees eka ekd eke ekp ekr eks em- ema emd eme emk emm emp emr ems ep- epa epd epe epm epp epr eps era erd ere erk erm erp err ers es- esa esd ese esk esm esp esr ess ka- kaa kad kae kak kam kap kar kas kda kde kdk kdm kdp kdr kds ke- kea ked kee kek kem kep ker kes kke kkk kkm kkp kkr kks kma kmd kme kmk kmm kmp kms kpa kpd kpe kpk kpm kpp kpr kps kra krd krk krp krr krs ksa ksd kse ksk ksm ksp ksr kss m-r maa mad mae mak mam map mar mas mda mdd mde mdk mdm mdp mdr mds mea med mee mek mem mep mer mes mka mkd mke mkk mkm mkp mkr mks mma mmd mme mmk mmm mmp mmr mms mpa mpd mpe mpk mpm mpp mpr mps mra mrd mre mrk mrm mrp mrr mrs msa msd mse msk msm msp msr mss p-p paa pad pae pak pam pap par pas pda pdd pde pdk pdm pdp pdr pds pea ped pee pek pem pep per pes pka pkd pke pkm pkp pkr pks pma pmd pme pmk pmm pmp pmr pms ppa ppd ppe ppk ppm ppp ppr pps pra prd pre prk prm prp prr prs ps- psa psd pse psk psm psp psr pss ra- raa rad rae rak ram rap rar ras rda rdd rde rdm rdp rdr rds re- rea red ree rek rem rep rer res rke rkk rkm rkp rks rma rmd rme rmm rmp rmr rms rpa rpd rpe rpk rpm rpp rpr rps rra rrd rrk rrm rrp rrr rrs rsa rsd rse rsk rsm rsp rsr rss saa sad sae sak sam sap sar sas sda sdd sde sdk sdm sdp sdr sds se- sea sed see sek sem sep ser ses sk- ska skd ske skk skm skp skr sks sma smd sme smk smm smp smr sms spa spd spe spk spm spp spr sps sr- sra srd sre srk srm srp srr srs ss- ssa ssd sse ssk ssm ssp ssr sss