pte pti ptm pto ptp ptr pts ptt ra- raa rac rad rae rai ram rao rap rar ras rat rca rcc rcd rce rci rcm rco rcp rcr rcs rct rda rdc rdd rde rdi rdm rdo rdp rdr rds rdt re- rea rec red ree rei rem reo rep rer res ret ria ric rid rie rii rim rio rip rir ris rit rma rmc rmd rme rmi rmm rmo rmp rmr rms rmt roa roc rod roe roi rom roo rop ror ros rot rpa rpc rpd rpe rpi rpm rpo rpp rpr rps rpt rra rrc rrd rri rrm rrp rrr rrs rrt rsa rsc rsd rse rsi rsm rso rsp rsr rss rst rta rtc rtd rte rti rtm rto rtp rtr rts rtt saa sac sad sae sai sam sao sap sar sas sat sca scc scd sce sci scm sco scp scr scs sct sda sdc sdd sde sdi sdm sdo sdp sdr sds sdt se- sea sec sed see sei sem seo sep ser ses set sia sic sid sie sii sim sio sip sir sis sit sma smc smd sme smi smm smo smp smr sms smt soa soc sod soe soi som soo sop sor sos sot spa spc spd spe spi spm spo spp spr sps spt sr- sra src srd sre sri srm sro srp srr srs srt ss- ssa ssc ssd sse ssi ssm sso ssp ssr sss sst sta stc std ste sti stm sto stp str sts stt taa tac tad tae tai tam tao tap tar tas tat tca tcc tcd tce tci tcm tco tcp tcr tcs tct tda tdc tdd tde tdi tdm tdo tdp tdr tds tdt te- tea tec ted tee tei tem teo tep ter tes tet tia tic tid tie tii tim tio tip tir tis tit tma tmc tmd tme tmi tmm tmo tmp tmr tms tmt to- toa toc tod toe toi tom too top tor tos tot tpa tpc tpd tpe tpi tpm tpo tpp tpr tps tpt tra trc trd tre tri trm tro trp trr trs trt tsa tsc tsd tse tsi tsm tso tsp tsr tss tst tta ttc ttd tte tti ttm tto ttp ttr tts ttt