ret rfc rfe rff rfh rfi rfn rfo rfp rfr rfs rft rh- rhc rhe rhf rhh rhi rhn rho rhp rhr rhs rht ric rie rif rih rii rin rio rip rir ris rit rnc rnh rni rnn rno rnp rnr rns rnt roc roe rof roh roi ron roo rop ror ros rot rpc rpe rpf rph rpi rpn rpo rpp rpr rps rpt rrc rrf rrh rri rrn rrp rrr rrs rrt rsc rse rsf rsh rsi rsn rso rsp rsr rss rst rtc rte rtf rti rtn rto rtp rtr rts rtt scc sce scf sch sci scn sco scp scr scs sct se- sec see sef seh sei sen seo sep ser ses set sfc sfe sff sfh sfi sfn sfo sfp sfr sfs sft sh- shc she shf shh shi shn sho shp shr shs sht sic sie sif sih sii sin sio sip sir sis sit snc sne snf sni snn sno snp snr sns snt soc soe sof soh soi son soo sop sor sos sot spc spe spf sph spi spn spo spp spr sps spt sr- src sre srf srh sri srn sro srp srr srs srt ss- ssc sse ssf ssh ssi ssn sso ssp ssr sss sst stc ste stf sth sti stn sto stp str sts stt tcc tce tcf tch tci tcn tco tcp tcr tcs tct te- tec tee tef teh tei ten teo tep ter tes tet tfc tfe tff tfh tfi tfn tfo tfp tfr tfs tft th- thc the thf thh thi thn tho thp thr ths tht tic tie tif tih tii tin tio tip tir tis tit tnc tne tnf tnh tni tnn tno tnp tnr tns tnt to- toc toe tof toh toi ton too top tor tos tot tpc tpe tpf tph tpi tpn tpo tpp tpr tps tpt trc tre trf trh tri trn tro trp trr trs trt tsc tse tsf tsh tsi tsn tso tsp tsr tss tst ttc tte ttf tth tti ttn tto ttp ttr tts ttt