spe spg sph spi spn spo spp spr sps spt sr- sra srb src sre srg srh sri srn sro srp srr srs srt ss- ssa ssb ssc sse ssg ssh ssi ssn sso ssp ssr sss sst sta stb stc ste stg sth sti stn sto stp str sts stt taa tab tac tae tag tah tai tan tao tap tar tas tat tba tbb tbc tbe tbg tbh tbi tbn tbo tbp tbr tbs tbt tca tcb tcc tce tcg tch tci tcn tco tcp tcr tcs tct te- tea teb tec tee teg teh tei ten teo tep ter tes tet tga tgb tgc tge tgg tgh tgi tgn tgo tgp tgr tgs tgt th- tha thb thc the thg thh thi thn tho thp thr ths tht tia tib tic tie tig tih tii tin tio tip tir tis tit tna tnb tnc tne tng tnh tni tnn tno tnp tnr tns tnt to- toa tob toc toe tog toh toi ton too top tor tos tot tpa tpb tpc tpe tpg tph tpi tpn tpo tpp tpr tps tpt tra trb trc tre trg trh tri trn tro trp trr trs trt tsa tsb tsc tse tsg tsh tsi tsn tso tsp tsr tss tst tta ttb ttc tte ttg tth tti ttn tto ttp ttr tts ttt