rnd rng rni rnn rno rnr rns rny roc rod roe rog roi rol ron roo ror ros roy rrc rrd rrg rri rrl rrn rrr rrs rsc rsd rse rsg rsi rsl rsn rso rsr rss ry- ryc ryd rye ryg ryn ryo ryr rys ryy scc scd sce scg sci scl scn sco scr scs sdc sdd sde sdg sdi sdl sdn sdo sdr sds sdy se- sec sed see seg sei sel sen seo ser ses sey sgc sgd sge sgg sgi sgl sgn sgo sgr sgs sic sid sie sig sii sil sin sio sir sis slc sld sle slg sli sll sln slo slr sls sly snc snd sne sng sni snl snn sno snr sns sny soc sod soe sog soi sol son soo sor sos soy sr- src srd sre srg sri srl srn sro srr srs sry ss- ssc ssd sse ssg ssi ssl ssn sso ssr sss sy- syc syd sye syg syi syl syn syr sys ycc ycd yce yci ycl yco ycs ycy yde ydg ydl ydn ydo yds ydy yec yed yee yeg yei yel yen yeo yer yes yey ygc ygl ygo yid yie yig yii yin yio yir yis ylc yld yle ylg yli yll ylr yls yly ynd yne yng ynn yns yny yoc yod yoe yog yoi yol yon yoo yor yos yoy yrc yre yrg yrn yro yrs ysc yse ysg ysi ysl yso ysr yss ysy yyc yye yyg yys yyy