rir ris riy rla rlc rld rli rll rln rlo rlp rlr rls rly rna rnc rnd rni rnn rno rnp rnr rns rny roa roc rod roi rol ron roo rop ror ros roy rpa rpc rpd rpi rpl rpn rpo rpp rpr rps rra rrc rrd rri rrl rrn rrp rrr rrs rsa rsc rsd rsi rsl rsn rso rsp rsr rss ry- rya ryc ryd ryn ryo ryr rys ryy saa sac sad sai sal san sao sap sar sas say sca scc scd sci scl scn sco scp scr scs sda sdc sdd sdi sdl sdn sdo sdp sdr sds sdy sia sic sid sii sil sin sio sip sir sis sla slc sld sli sll sln slo slp slr sls sly sna snc snd sni snl snn sno snp snr sns sny soa soc sod soi sol son soo sop sor sos soy spa spc spd spi spl spn spo spp spr sps spy sr- sra src srd sri srl srn sro srp srr srs sry ss- ssa ssc ssd ssi ssl ssn sso ssp ssr sss sy- sya syc syd syi syl syn syp syr sys yaa yac yad yai yal yan yao yap yar yas yay yca ycc ycd yci ycl yco ycp ycs ycy yda ydl ydn ydo yds ydy yid yii yin yio yip yir yis ylc yld yli yll ylr yls yly yna ynd ynn ynp yns yny yoc yod yoi yol yon yoo yop yor yos yoy ypa ypd ypl ypo yps yra yrc yrn yro yrp yrs ysa ysc ysi ysl yso ysp ysr yss ysy yyc yys yyy