roh rol ron roo rop ror ros roy rpa rpc rpg rph rpl rpn rpo rpp rpr rps rra rrc rrg rrh rrl rrn rrp rrr rrs rsa rsc rsg rsh rsl rsn rso rsp rsr rss ry- rya ryc ryg ryn ryo ryr rys ryy saa sac sag sah sal san sao sap sar sas say sca scc scg sch scl scn sco scp scr scs sga sgc sgg sgh sgl sgn sgo sgp sgr sgs sh- sha shc shg shh shl shn sho shp shr shs shy sla slc slg slh sll sln slo slp slr sls sly sna snc sng snl snn sno snp snr sns sny soa soc sog soh sol son soo sop sor sos soy spa spc spg sph spl spn spo spp spr sps spy sr- sra src srg srh srl srn sro srp srr srs sry ss- ssa ssc ssg ssh ssl ssn sso ssp ssr sss sy- sya syc syg syh syl syn syp syr sys yaa yac yag yah yal yan yao yap yar yas yay yca ycc ych ycl yco ycp ycs ycy yga ygc ygl ygo yha yhc yhs ylc ylg yll ylr yls yly yna yng ynn ynp yns yny yoc yog yol yon yoo yop yor yos yoy ypa ypg ypl ypo yps yra yrc yrg yrn yro yrp yrs ysa ysc ysg ysl yso ysp ysr yss ysy yyc yyg yys yyy