spp spr sps spt sr- sra srb srd sre srg srl srm srn sro srp srr srs srt ss- ssa ssb ssd sse ssg ssl ssm ssn sso ssp ssr sss sst sta stb std ste stg stl stm stn sto stp str sts stt taa tab tad tae tag tal tam tan tao tap tar tas tat tba tbb tbd tbe tbg tbl tbm tbn tbo tbp tbr tbs tbt tda tdb tdd tde tdg tdl tdm tdn tdo tdp tdr tds tdt te- tea teb ted tee teg tel tem ten teo tep ter tes tet tga tgb tge tgg tgl tgm tgn tgo tgp tgr tgs tgt tla tld tle tlg tll tlm tln tlo tlp tlr tls tlt tma tmb tmd tme tmg tml tmm tmn tmo tmp tmr tms tmt tna tnb tnd tne tng tnl tnm tnn tno tnp tnr tns tnt to- toa tob tod toe tog tol tom ton too top tor tos tot tpa tpb tpd tpe tpg tpl tpm tpn tpo tpp tpr tps tpt tra trb trd tre trg trl trm trn tro trp trr trs trt tsa tsb tsd tse tsg tsl tsm tsn tso tsp tsr tss tst tta ttb ttd tte ttg ttl ttm ttn tto ttp ttr tts ttt