-er -ey a-a aaa aae aak aar aas aau aay aea aee aek aer aes aeu aey aka ake akk akr aks aku ar- ara are ark arr ars aru ary as- asa ase ask asr ass asu asy au- aua aue auk aur aus ay- aya aye ayk ayr ays ayu eaa eae eak ear eas eau eea eee eek eer ees eey eka eke ekr eks eku eky era ere erk err ers eru ery es- esa ese esk esr ess esu esy eu- eua eue eur eus eya eye eyr eys ka- kaa kae kak kar kas kau kay ke- kea kee kek ker kes key kke kkk kkr kks kku kky kra krk krr krs kru kry ksa kse ksk ksr kss ksu kue kuk kur kus kuu kuy kya kye kyr kys kyu ra- raa rae rak rar ras rau ray re- rea ree rek rer res reu rey rke rkk rks rku rky rra rrk rrr rrs rru rsa rse rsk rsr rss rsu rua rue ruk rur rus ruu ruy ry- rya rye ryk ryr rys ryu ryy saa sae sak sar sas sau say se- sea see sek ser ses seu sey sk- ska ske skk skr sks sku sky sr- sra sre srk srr srs sry ss- ssa sse ssk ssr sss ssu sua sue suk sur sus suu suy sy- sya sye syk syr sys syu ua- uaa uae uak uar uas uau uay uea uee uer ues uey uka uke ukk ukr uku ur- ura ure urk urr urs uru ury usa use usk usr uss usu uua uue uur uus uuu uys uyu yaa yae yak yar yas yau yay yea yee yek yer yes yey yka ykk yra yre yrs yru ysa yse ysk ysr yss ysu ysy yua yue yuk yur yus yuu yuy yye yys yyu yyy