-er -ey a-a aaa aae aaf aak aar aas aav aay aea aee aef aek aer aes aev aey af- afa afe aff afk afr afs afv afy aka ake akk akr aks akv ar- ara are arf ark arr ars arv ary as- asa ase asf ask asr ass asv asy av- ava ave avf avk avr avs avy ay- aya aye ayf ayk ayr ays eaa eae eaf eak ear eas eav eea eee eef eek eer ees eev eey ef- efa efe eff efr efs eka eke ekf ekr eks ekv eky era ere erf erk err ers erv ery es- esa ese esf esk esr ess esv esy eva eve evf evr evs evv evy eya eye eyr eys faa fae faf fak far fas fav fay fea fee fef fek fer fes fev fey ffa ffe fff ffk ffr ffs ffv ffy fka fkf fkk fra fre frf frk frr frs fry fsa fse fsf fsk fsr fss fsv fva fvk fy- fya fye fyk ka- kaa kae kaf kak kar kas kav kay ke- kea kee kef kek ker kes kev key kfa kff kfs kke kkk kkr kks kkv kky kra krf krk krr krs krv kry ksa kse ksf ksk ksr kss ksv kva kvk kvr kvs kvv kya kye kyr kys ra- raa rae raf rak rar ras rav ray re- rea ree ref rek rer res rev rey rfa rfe rff rfk rfr rfs rfv rke rkf rkk rks rkv rky rra rrf rrk rrr rrs rsa rse rsf rsk rsr rss rsv rva rve rvf rvr rvs rvv rvy ry- rya rye ryf ryk ryr rys ryy saa sae saf sak sar sas sav say se- sea see sef sek ser ses sev sey sfa sfe sff sfk sfr sfs sfv sk- ska ske skf skk skr sks sky sr- sra sre srf srk srr srs srv sry ss- ssa sse ssf ssk ssr sss ssv sva sve svf svk svr svs svv svy sy- sya sye syk syr sys v-a v-e vaa vae vak var vas vav vay vea vee vef vek ver ves vey vfa vff vfr vfs vfv vka vra vre vrf vrk vrr vrs vry vsa vse vsf vsk vsr vss vsv vva vvr vvs vvv vye vyf yaa yae yaf yak yar yas yav yay yea yee yef yek yer yes yev yey yfa yfe yff yfr yfs yka ykk yra yre yrf yrs ysa yse ysk ysr yss ysy yva yve yvr yvy yye yyf yys yyy