re- rea rec ree ref reg reh rei ren rer res ret rfa rfc rfe rff rfg rfh rfi rfn rfr rfs rft rga rgc rge rgf rgg rgh rgi rgn rgr rgs rgt rh- rha rhc rhe rhf rhg rhh rhi rhn rhr rhs rht ria ric rie rif rig rih rii rin rir ris rit rna rnc rng rnh rni rnn rnr rns rnt rra rrc rrf rrg rrh rri rrn rrr rrs rrt rsa rsc rse rsf rsg rsh rsi rsn rsr rss rst rta rtc rte rtf rtg rti rtn rtr rts rtt saa sac sae saf sag sah sai san sar sas sat sca scc sce scf scg sch sci scn scr scs sct se- sea sec see sef seg seh sei sen ser ses set sfa sfc sfe sff sfg sfh sfi sfn sfr sfs sft sga sgc sge sgf sgg sgh sgi sgn sgr sgs sgt sh- sha shc she shf shg shh shi shn shr shs sht sia sic sie sif sig sih sii sin sir sis sit sna snc sne snf sng sni snn snr sns snt sr- sra src sre srf srg srh sri srn srr srs srt ss- ssa ssc sse ssf ssg ssh ssi ssn ssr sss sst sta stc ste stf stg sth sti stn str sts stt taa tac tae taf tag tah tai tan tar tas tat tca tcc tce tcf tcg tch tci tcn tcr tcs tct te- tea tec tee tef teg teh tei ten ter tes tet tfa tfc tfe tff tfg tfh tfi tfn tfr tfs tft tga tgc tge tgf tgg tgh tgi tgn tgr tgs tgt th- tha thc the thf thg thh thi thn thr ths tht tia tic tie tif tig tih tii tin tir tis tit tna tnc tne tnf tng tnh tni tnn tnr tns tnt tra trc tre trf trg trh tri trn trr trs trt tsa tsc tse tsf tsg tsh tsi tsn tsr tss tst tta ttc tte ttf ttg tth tti ttn ttr tts ttt