rae rag rai ran rao rap rar ras rat rba rbb rbe rbg rbi rbn rbo rbp rbr rbs rbt re- rea reb ree reg rei ren reo rep rer res ret rga rgb rge rgg rgi rgn rgo rgp rgr rgs rgt ria rib rie rig rii rin rio rip rir ris rit rna rnb rng rni rnn rno rnp rnr rns rnt roa rob roe rog roi ron roo rop ror ros rot rpa rpb rpe rpg rpi rpn rpo rpp rpr rps rpt rra rrb rrg rri rrn rrp rrr rrs rrt rsa rsb rse rsg rsi rsn rso rsp rsr rss rst rta rtb rte rtg rti rtn rto rtp rtr rts rtt saa sab sae sag sai san sao sap sar sas sat sba sbb sbe sbg sbi sbn sbo sbp sbr sbs sbt se- sea seb see seg sei sen seo sep ser ses set sga sgb sge sgg sgi sgn sgo sgp sgr sgs sgt sia sib sie sig sii sin sio sip sir sis sit sna snb sne sng sni snn sno snp snr sns snt soa sob soe sog soi son soo sop sor sos sot spa spb spe spg spi spn spo spp spr sps spt sr- sra srb sre srg sri srn sro srp srr srs srt ss- ssa ssb sse ssg ssi ssn sso ssp ssr sss sst sta stb ste stg sti stn sto stp str sts stt taa tab tae tag tai tan tao tap tar tas tat tba tbb tbe tbg tbi tbn tbo tbp tbr tbs tbt te- tea teb tee teg tei ten teo tep ter tes tet tga tgb tge tgg tgi tgn tgo tgp tgr tgs tgt tia tib tie tig tii tin tio tip tir tis tit tna tnb tne tng tni tnn tno tnp tnr tns tnt to- toa tob toe tog toi ton too top tor tos tot tpa tpb tpe tpg tpi tpn tpo tpp tpr tps tpt tra trb tre trg tri trn tro trp trr trs trt tsa tsb tse tsg tsi tsn tso tsp tsr tss tst tta ttb tte ttg tti ttn tto ttp ttr tts ttt