rat rda rdd rde rdg rdl rdn rdo rdp rdr rds rdt re- rea red ree reg rel ren reo rep rer res ret rga rgd rge rgg rgn rgo rgp rgr rgs rgt rla rld rle rlg rll rln rlo rlp rlr rls rlt rna rnd rng rnn rno rnp rnr rns rnt roa rod roe rog rol ron roo rop ror ros rot rpa rpd rpe rpg rpl rpn rpo rpp rpr rps rpt rra rrd rrg rrl rrn rrp rrr rrs rrt rsa rsd rse rsg rsl rsn rso rsp rsr rss rst rta rtd rte rtg rtl rtn rto rtp rtr rts rtt saa sad sae sag sal san sao sap sar sas sat sda sdd sde sdg sdl sdn sdo sdp sdr sds sdt se- sea sed see seg sel sen seo sep ser ses set sga sgd sge sgg sgl sgn sgo sgp sgr sgs sgt sla sld sle slg sll sln slo slp slr sls slt sna snd sne sng snl snn sno snp snr sns snt soa sod soe sog sol son soo sop sor sos sot spa spd spe spg spl spn spo spp spr sps spt sr- sra srd sre srg srl srn sro srp srr srs srt ss- ssa ssd sse ssg ssl ssn sso ssp ssr sss sst sta std ste stg stl stn sto stp str sts stt taa tad tae tag tal tan tao tap tar tas tat tda tdd tde tdg tdl tdn tdo tdp tdr tds tdt te- tea ted tee teg tel ten teo tep ter tes tet tga tge tgg tgl tgn tgo tgp tgr tgs tgt tla tld tle tlg tll tln tlo tlp tlr tls tlt tna tnd tne tng tnl tnn tno tnp tnr tns tnt to- toa tod toe tog tol ton too top tor tos tot tpa tpd tpe tpg tpl tpn tpo tpp tpr tps tpt tra trd tre trg trl trn tro trp trr trs trt tsa tsd tse tsg tsl tsn tso tsp tsr tss tst tta ttd tte ttg ttl ttn tto ttp ttr tts ttt