rat rba rbb rbd rbe rbh rbi rbl rbo rbr rbs rbt rda rdb rdd rde rdh rdi rdl rdo rdr rds rdt re- rea reb red ree reh rei rel reo rer res ret rh- rha rhb rhd rhe rhh rhi rhl rho rhr rhs rht ria rib rid rie rih rii ril rio rir ris rit rla rld rle rlh rli rll rlo rlr rls rlt roa rob rod roe roh roi rol roo ror ros rot rra rrb rrd rrh rri rrl rrr rrs rrt rsa rsb rsd rse rsh rsi rsl rso rsr rss rst rta rtb rtd rte rti rtl rto rtr rts rtt saa sab sad sae sah sai sal sao sar sas sat sba sbb sbd sbe sbh sbi sbl sbo sbr sbs sbt sda sdb sdd sde sdh sdi sdl sdo sdr sds sdt se- sea seb sed see seh sei sel seo ser ses set sh- sha shb shd she shh shi shl sho shr shs sht sia sib sid sie sih sii sil sio sir sis sit sla slb sld sle slh sli sll slo slr sls slt soa sob sod soe soh soi sol soo sor sos sot sr- sra srb srd sre srh sri srl sro srr srs srt ss- ssa ssb ssd sse ssh ssi ssl sso ssr sss sst sta stb std ste sth sti stl sto str sts stt taa tab tad tae tah tai tal tao tar tas tat tba tbb tbd tbe tbh tbi tbl tbo tbr tbs tbt tda tdb tdd tde tdh tdi tdl tdo tdr tds tdt te- tea teb ted tee teh tei tel teo ter tes tet th- tha thb thd the thh thi thl tho thr ths tht tia tib tid tie tih tii til tio tir tis tit tla tld tle tlh tli tll tlo tlr tls tlt to- toa tob tod toe toh toi tol too tor tos tot tra trb trd tre trh tri trl tro trr trs trt tsa tsb tsd tse tsh tsi tsl tso tsr tss tst tta ttb ttd tte tth tti ttl tto ttr tts ttt