oyo ra- raa rae raf rai rak ral ram ran rao rar ray re- rea ree ref rei rek rel rem ren reo rer rey rfa rfe rff rfi rfk rfl rfm rfn rfo rfr ria rie rif rii rik ril rim rin rio rir riy rke rkf rkk rkm rko rky rla rle rlf rli rll rlm rln rlo rlr rly rma rme rmf rmi rml rmm rmn rmo rmr rna rni rnm rnn rno rnr rny roa roe rof roi rok rol rom ron roo ror roy rra rrf rri rrk rrl rrm rrn rrr ry- rya rye ryf ryk rym ryn ryo ryr ryy yaa yae yaf yai yak yal yam yan yao yar yay yea yee yef yei yek yel yem yen yeo yer yey yfa yfe yff yfm yfr yie yif yii yim yin yio yir yka yki ykk ykm ykn yle yli ylk yll ylm ylr yly yma yme ymi yml ymm ymo yna yne ynk ynn yny yoe yof yoi yok yol yom yon yoo yor yoy yra yre yrf yrn yro yye yyf yyy