rag rai ral ram rao rar ras rat rca rcc rce rcg rci rcl rcm rco rcr rcs rct re- rea rec ree reg rei rel rem reo rer res ret rga rgc rge rgg rgi rgo rgr rgs rgt ria ric rie rig rii ril rim rio rir ris rit rla rlc rle rlg rli rll rlm rlo rlr rls rlt rma rmc rme rmg rmi rml rmm rmo rmr rms rmt roa roc roe rog roi rol rom roo ror ros rot rra rrc rrg rri rrl rrm rrr rrs rrt rsa rsc rse rsg rsi rsl rsm rso rsr rss rst rta rtc rte rtg rti rtl rtm rto rtr rts rtt saa sac sae sag sai sal sam sao sar sas sat sca scc sce scg sci scl scm sco scr scs sct se- sea sec see seg sei sel sem seo ser ses set sga sgc sge sgg sgi sgl sgm sgo sgr sgs sgt sia sic sie sig sii sil sim sio sir sis sit sla slc sle slg sli sll slm slo slr sls slt sma smc sme smg smi sml smm smo smr sms smt soa soc soe sog soi sol som soo sor sos sot sr- sra src sre srg sri srl srm sro srr srs srt ss- ssa ssc sse ssg ssi ssl ssm sso ssr sss sst sta stc ste stg sti stl stm sto str sts stt taa tac tae tag tai tal tam tao tar tas tat tca tcc tce tcg tci tcl tcm tco tcr tcs tct te- tea tec tee teg tei tel tem teo ter tes tet tga tgc tge tgg tgi tgl tgm tgo tgr tgs tgt tia tic tie tig tii til tim tio tir tis tit tla tlc tle tlg tli tll tlm tlo tlr tls tlt tma tmc tme tmg tmi tml tmm tmo tmr tms tmt to- toa toc toe tog toi tol tom too tor tos tot tra trc tre trg tri trl trm tro trr trs trt tsa tsc tse tsg tsi tsl tsm tso tsr tss tst tta ttc tte ttg tti ttl ttm tto ttr tts ttt