spl spm spn spo spp spr sps spt sr- sra srb src srh sri srl srm srn sro srp srr srs srt ss- ssa ssb ssc ssh ssi ssl ssm ssn sso ssp ssr sss sst sta stb stc sth sti stl stm stn sto stp str sts stt taa tab tac tah tai tal tam tan tao tap tar tas tat tba tbb tbc tbh tbi tbl tbm tbn tbo tbp tbr tbs tbt tca tcb tcc tch tci tcl tcm tcn tco tcp tcr tcs tct th- tha thb thc thh thi thl thm thn tho thp thr ths tht tia tib tic tih tii til tim tin tio tip tir tis tit tla tlc tlh tli tll tlm tln tlo tlp tlr tls tlt tma tmb tmc tmh tmi tml tmm tmn tmo tmp tmr tms tmt tna tnb tnc tnh tni tnl tnm tnn tno tnp tnr tns tnt to- toa tob toc toh toi tol tom ton too top tor tos tot tpa tpb tpc tph tpi tpl tpm tpn tpo tpp tpr tps tpt tra trb trc trh tri trl trm trn tro trp trr trs trt tsa tsb tsc tsh tsi tsl tsm tsn tso tsp tsr tss tst tta ttb ttc tth tti ttl ttm ttn tto ttp ttr tts ttt