rms rna rnc rnd rni rnm rnn rnr rns rny rra rrc rrd rri rrk rrm rrn rrr rrs rsa rsc rsd rse rsi rsk rsm rsn rsr rss ry- rya ryc ryd rye ryk rym ryn ryr rys ryy saa sac sad sae sai sak sam san sar sas say sca scc scd sce sci sck scm scn scr scs sda sdc sdd sde sdi sdk sdm sdn sdr sds sdy se- sea sec sed see sei sek sem sen ser ses sey sia sic sid sie sii sik sim sin sir sis sk- ska skc skd ske ski skk skm skr sks sky sma smc smd sme smi smk smm smn smr sms smy sna snc snd sne sni snk snm snn snr sns sny sr- sra src srd sre sri srk srm srn srr srs sry ss- ssa ssc ssd sse ssi ssk ssm ssn ssr sss sy- sya syc syd sye syi syk sym syn syr sys yaa yac yad yae yai yak yam yan yar yas yay yca ycc ycd yce yci ycs ycy yda yde ydn yds ydy yea yec yed yee yei yek yem yen yer yes yey yid yie yii yim yin yir yis yka yki ykk ykm ykn yma ymc yme ymi ymm yms yna ynd yne ynk ynn yns yny yra yrc yre yrn yrs ysa ysc yse ysi ysk ysm ysr yss ysy yyc yye yys yyy