spp sps spt spx ss- ssa ssc ssi ssk ssm ssn sso ssp sss sst ssx sta stc sti stk stm stn sto stp sts stt stx sxc sxi sxm sxn sxs sxt t-x taa tac tai tak tam tan tao tap tas tat tax tca tcc tci tck tcm tcn tco tcp tcs tct tcx tia tic tii tik tim tin tio tip tis tit tix tka tkc tkk tkm tko tkp tks tkt tma tmc tmi tmk tmm tmn tmo tmp tms tmt tmx tna tnc tni tnk tnm tnn tno tnp tns tnt tnx to- toa toc toi tok tom ton too top tos tot tox tpa tpc tpi tpk tpm tpn tpo tpp tps tpt tpx tsa tsc tsi tsk tsm tsn tso tsp tss tst tsx tta ttc tti ttk ttm ttn tto ttp tts ttt ttx txi txk txn txs txt xaa xac xak xam xan xap xas xat xci xcp xcx xia xic xii xin xio xis xit xix xks xma xmc xmi xmk xmm xmo xmp xms xmt xmx xna xnc xnk xno xns xoa xoc xoi xok xom xon xoo xop xos xot xox xpa xpc xpm xpn xpo xpp xps xpt xsa xsc xsi xsm xsp xss xst xtc xti xtm xtp xts xtx xxi xxo xxp xxx