rgd rge rgf rgg rgi rgn rgo rgr rgs rgt rid rie rif rig rii ril rin rio rir ris rit rld rle rlf rlg rli rll rln rlo rlr rls rlt rnd rng rni rnn rno rnr rns rnt rod roe rof rog roi rol ron roo ror ros rot rrd rrf rrg rri rrl rrn rrr rrs rrt rsd rse rsf rsg rsi rsl rsn rso rsr rss rst rtd rte rtf rtg rti rtl rtn rto rtr rts rtt sdd sde sdf sdg sdi sdl sdn sdo sdr sds sdt se- sed see sef seg sei sel sen seo ser ses set sfd sfe sff sfg sfi sfl sfn sfo sfr sfs sft sgd sge sgf sgg sgi sgl sgn sgo sgr sgs sgt sid sie sif sig sii sil sin sio sir sis sit sld sle slf slg sli sll sln slo slr sls slt snd sne snf sng sni snl snn sno snr sns snt sod soe sof sog soi sol son soo sor sos sot sr- srd sre srf srg sri srl srn sro srr srs srt ss- ssd sse ssf ssg ssi ssl ssn sso ssr sss sst std ste stf stg sti stl stn sto str sts stt tdd tde tdf tdg tdi tdl tdn tdo tdr tds tdt te- ted tee tef teg tei tel ten teo ter tes tet tfd tfe tff tfg tfi tfl tfn tfo tfr tfs tft tge tgf tgg tgi tgl tgn tgo tgr tgs tgt tid tie tif tig tii til tin tio tir tis tit tld tle tlf tlg tli tll tln tlo tlr tls tlt tnd tne tnf tng tni tnl tnn tno tnr tns tnt to- tod toe tof tog toi tol ton too tor tos tot trd tre trf trg tri trl trn tro trr trs trt tsd tse tsf tsg tsi tsl tsn tso tsr tss tst ttd tte ttf ttg tti ttl ttn tto ttr tts ttt