ptc pte pti ptm ptn pto ptp ptr pts ptt ra- raa rac rae rai ram ran rao rap rar ras rat rca rcc rce rci rcm rcn rco rcp rcr rcs rct re- rea rec ree rei rem ren reo rep rer res ret ria ric rie rii rim rin rio rip rir ris rit rma rmc rme rmi rmm rmn rmo rmp rmr rms rmt rna rnc rni rnm rnn rno rnp rnr rns rnt roa roc roe roi rom ron roo rop ror ros rot rpa rpc rpe rpi rpm rpn rpo rpp rpr rps rpt rra rrc rri rrm rrn rrp rrr rrs rrt rsa rsc rse rsi rsm rsn rso rsp rsr rss rst rta rtc rte rti rtm rtn rto rtp rtr rts rtt saa sac sae sai sam san sao sap sar sas sat sca scc sce sci scm scn sco scp scr scs sct se- sea sec see sei sem sen seo sep ser ses set sia sic sie sii sim sin sio sip sir sis sit sma smc sme smi smm smn smo smp smr sms smt sna snc sne sni snm snn sno snp snr sns snt soa soc soe soi som son soo sop sor sos sot spa spc spe spi spm spn spo spp spr sps spt sr- sra src sre sri srm srn sro srp srr srs srt ss- ssa ssc sse ssi ssm ssn sso ssp ssr sss sst sta stc ste sti stm stn sto stp str sts stt taa tac tae tai tam tan tao tap tar tas tat tca tcc tce tci tcm tcn tco tcp tcr tcs tct te- tea tec tee tei tem ten teo tep ter tes tet tia tic tie tii tim tin tio tip tir tis tit tma tmc tme tmi tmm tmn tmo tmp tmr tms tmt tna tnc tne tni tnm tnn tno tnp tnr tns tnt to- toa toc toe toi tom ton too top tor tos tot tpa tpc tpe tpi tpm tpn tpo tpp tpr tps tpt tra trc tre tri trm trn tro trp trr trs trt tsa tsc tse tsi tsm tsn tso tsp tsr tss tst tta ttc tte tti ttm ttn tto ttp ttr tts ttt