rdm rdn rdr rds rdt re- rea red ree ref reg rei rem ren rer res ret rfa rfd rfe rff rfg rfi rfm rfn rfr rfs rft rga rgd rge rgf rgg rgi rgn rgr rgs rgt ria rid rie rif rig rii rim rin rir ris rit rma rmd rme rmf rmg rmi rmm rmn rmr rms rmt rna rnd rng rni rnm rnn rnr rns rnt rra rrd rrf rrg rri rrm rrn rrr rrs rrt rsa rsd rse rsf rsg rsi rsm rsn rsr rss rst rta rtd rte rtf rtg rti rtm rtn rtr rts rtt saa sad sae saf sag sai sam san sar sas sat sda sdd sde sdf sdg sdi sdm sdn sdr sds sdt se- sea sed see sef seg sei sem sen ser ses set sfa sfd sfe sff sfg sfi sfm sfn sfr sfs sft sga sgd sge sgf sgg sgi sgm sgn sgr sgs sgt sia sid sie sif sig sii sim sin sir sis sit sma smd sme smf smg smi smm smn smr sms smt sna snd sne snf sng sni snm snn snr sns snt sr- sra srd sre srf srg sri srm srn srr srs srt ss- ssa ssd sse ssf ssg ssi ssm ssn ssr sss sst sta std ste stf stg sti stm stn str sts stt taa tad tae taf tag tai tam tan tar tas tat tda tdd tde tdf tdg tdi tdm tdn tdr tds tdt te- tea ted tee tef teg tei tem ten ter tes tet tfa tfd tfe tff tfg tfi tfm tfn tfr tfs tft tga tge tgf tgg tgi tgm tgn tgr tgs tgt tia tid tie tif tig tii tim tin tir tis tit tma tmd tme tmf tmg tmi tmm tmn tmr tms tmt tna tnd tne tnf tng tni tnm tnn tnr tns tnt tra trd tre trf trg tri trm trn trr trs trt tsa tsd tse tsf tsg tsi tsm tsn tsr tss tst tta ttd tte ttf ttg tti ttm ttn ttr tts ttt