rpr rps rrc rrg rrh rri rrl rrp rrr rrs rsc rse rsg rsh rsi rsl rso rsp rsr rss ry- ryc rye ryg ryo ryr rys ryy scc sce scg sch sci scl sco scp scr scs se- sec see seg seh sei sel seo sep ser ses sey sgc sge sgg sgh sgi sgl sgo sgp sgr sgs sh- shc she shg shh shi shl sho shp shr shs shy sic sie sig sih sii sil sio sip sir sis slc sle slg slh sli sll slo slp slr sls sly soc soe sog soh soi sol soo sop sor sos soy spc spe spg sph spi spl spo spp spr sps spy sr- src sre srg srh sri srl sro srp srr srs sry ss- ssc sse ssg ssh ssi ssl sso ssp ssr sss sy- syc sye syg syh syi syl syp syr sys ycc yce ych yci ycl yco ycp ycs ycy yec yee yeg yeh yei yel yeo yep yer yes yey ygc ygl ygo yhc yhe yhi yhs yie yig yih yii yio yip yir yis ylc yle ylg yli yll ylr yls yly yoc yoe yog yoi yol yoo yop yor yos yoy ypg ypl ypo yps yrc yre yrg yro yrp yrs ysc yse ysg ysi ysl yso ysp ysr yss ysy yyc yye yyg yys yyy