roy rra rrb rri rrk rrl rrm rrr rrs rsa rsb rse rsi rsk rsl rsm rso rsr rss ry- rya rye ryk rym ryo ryr rys ryy saa sab sae sai sak sal sam sao sar sas say sba sbb sbe sbi sbk sbl sbm sbo sbr sbs sby se- sea seb see sei sek sel sem seo ser ses sey sia sib sie sii sik sil sim sio sir sis sk- ska skb ske ski skk skl skm sko skr sks sky sla slb sle sli slk sll slm slo slr sls sly sma smb sme smi smk sml smm smo smr sms smy soa sob soe soi sok sol som soo sor sos soy sr- sra srb sre sri srk srl srm sro srr srs sry ss- ssa ssb sse ssi ssk ssl ssm sso ssr sss sy- sya syb sye syi syk syl sym syr sys yaa yab yae yai yak yal yam yao yar yas yay ybe ybi ybl ybm ybr ybs yby yea yeb yee yei yek yel yem yeo yer yes yey yie yii yim yio yir yis yka yki ykk ykm yle yli ylk yll ylm ylr yls yly yma yme ymi yml ymm ymo yms yob yoe yoi yok yol yom yoo yor yos yoy yra yre yro yrs ysa ysb yse ysi ysk ysl ysm yso ysr yss ysy yyb yye yys yyy