rho rhr rhs rna rnc rnd rng rnh rnn rno rnr rns rny roa roc rod roe rog roh ron roo ror ros roy rra rrc rrd rrg rrh rrn rrr rrs rsa rsc rsd rse rsg rsh rsn rso rsr rss ry- rya ryc ryd rye ryg ryn ryo ryr rys ryy saa sac sad sae sag sah san sao sar sas say sca scc scd sce scg sch scn sco scr scs sda sdc sdd sde sdg sdh sdn sdo sdr sds sdy se- sea sec sed see seg seh sen seo ser ses sey sga sgc sgd sge sgg sgh sgn sgo sgr sgs sh- sha shc shd she shg shh shn sho shr shs shy sna snc snd sne sng snn sno snr sns sny soa soc sod soe sog soh son soo sor sos soy sr- sra src srd sre srg srh srn sro srr srs sry ss- ssa ssc ssd sse ssg ssh ssn sso ssr sss sy- sya syc syd sye syg syh syn syr sys yaa yac yad yae yag yah yan yao yar yas yay yca ycc ycd yce ych yco ycs ycy yda yde ydg ydn ydo yds ydy yea yec yed yee yeg yeh yen yeo yer yes yey yga ygc ygo yha yhc yhe yhs yna ynd yne yng ynn yns yny yoc yod yoe yog yon yoo yor yos yoy yra yrc yre yrg yrn yro yrs ysa ysc yse ysg yso ysr yss ysy yyc yye yyg yys yyy