som son soo sop sor sos sot spa spc spd spe sph spi spm spn spo spp spr sps spt sr- sra src srd sre srh sri srm srn sro srp srr srs srt ss- ssa ssc ssd sse ssh ssi ssm ssn sso ssp ssr sss sst sta stc std ste sth sti stm stn sto stp str sts stt taa tac tad tae tah tai tam tan tao tap tar tas tat tca tcc tcd tce tch tci tcm tcn tco tcp tcr tcs tct tda tdc tdd tde tdh tdi tdm tdn tdo tdp tdr tds tdt te- tea tec ted tee teh tei tem ten teo tep ter tes tet th- tha thc thd the thh thi thm thn tho thp thr ths tht tia tic tid tie tih tii tim tin tio tip tir tis tit tma tmc tmd tme tmh tmi tmm tmn tmo tmp tmr tms tmt tna tnc tnd tne tnh tni tnm tnn tno tnp tnr tns tnt to- toa toc tod toe toh toi tom ton too top tor tos tot tpa tpc tpd tpe tph tpi tpm tpn tpo tpp tpr tps tpt tra trc trd tre trh tri trm trn tro trp trr trs trt tsa tsc tsd tse tsh tsi tsm tsn tso tsp tsr tss tst tta ttc ttd tte tth tti ttm ttn tto ttp ttr tts ttt