roh roo rop ror ros roy rpa rpc rpe rpf rpg rph rpo rpp rpr rps rra rrc rrf rrg rrh rrp rrr rrs rsa rsc rse rsf rsg rsh rso rsp rsr rss ry- rya ryc rye ryf ryg ryo ryr rys ryy saa sac sae saf sag sah sao sap sar sas say sca scc sce scf scg sch sco scp scr scs se- sea sec see sef seg seh seo sep ser ses sey sfa sfc sfe sff sfg sfh sfo sfp sfr sfs sga sgc sge sgf sgg sgh sgo sgp sgr sgs sh- sha shc she shf shg shh sho shp shr shs shy soa soc soe sof sog soh soo sop sor sos soy spa spc spe spf spg sph spo spp spr sps spy sr- sra src sre srf srg srh sro srp srr srs sry ss- ssa ssc sse ssf ssg ssh sso ssp ssr sss sy- sya syc sye syg syh syp syr sys yaa yac yae yaf yag yah yao yap yar yas yay yca ycc yce ycf ych yco ycp ycs ycy yea yec yee yef yeg yeh yeo yep yer yes yey yfa yfc yfe yff yfr yfs yga ygc ygo yha yhc yhe yhs yoc yoe yof yog yoo yop yor yos yoy ypa ypf ypg ypo yps yra yrc yre yrf yrg yro yrp yrs ysa ysc yse ysg yso ysp ysr yss ysy yyc yye yyf yyg yys yyy