rmr rms roc rod roe roh rol rom roo rop ror ros roy rpc rpd rpe rph rpl rpm rpo rpp rpr rps rrc rrd rrh rrl rrm rrp rrr rrs rsc rsd rse rsh rsl rsm rso rsp rsr rss ry- ryc ryd rye rym ryo ryr rys ryy scc scd sce sch scl scm sco scp scr scs sdc sdd sde sdh sdl sdm sdo sdp sdr sds sdy se- sec sed see seh sel sem seo sep ser ses sey sh- shc shd she shh shl shm sho shp shr shs shy slc sld sle slh sll slm slo slp slr sls sly smc smd sme smh sml smm smo smp smr sms smy soc sod soe soh sol som soo sop sor sos soy spc spd spe sph spl spm spo spp spr sps spy sr- src srd sre srh srl srm sro srp srr srs sry ss- ssc ssd sse ssh ssl ssm sso ssp ssr sss sy- syc syd sye syh syl sym syp syr sys ycc ycd yce ych ycl yco ycp ycs ycy yde ydl ydo yds ydy yec yed yee yeh yel yem yeo yep yer yes yey yhc yhe yhs ylc yld yle yll ylm ylr yls yly ymc yme yml ymm ymo yms yoc yod yoe yol yom yoo yop yor yos yoy ypd ypl ypo yps yrc yre yro yrp yrs ysc yse ysl ysm yso ysp ysr yss ysy yyc yye yys yyy