sra src srd srh srk srl sro srr srs srt srw ss- ssa ssc ssd ssh ssk ssl sso ssr sss sst ssw sta stc std sth stk stl sto str sts stt stw swa swc swd swh swk swl swo swr sws swt taa tac tad tah tak tal tao tar tas tat taw tca tcc tcd tch tck tcl tco tcr tcs tct tcw tda tdc tdd tdh tdk tdl tdo tdr tds tdt tdw th- tha thc thd thh thk thl tho thr ths tht thw tka tkc tkk tkl tko tkr tks tkt tkw tla tlc tld tlh tlk tll tlo tlr tls tlt tlw to- toa toc tod toh tok tol too tor tos tot tow tra trc trd trh trk trl tro trr trs trt trw tsa tsc tsd tsh tsk tsl tso tsr tss tst tsw tta ttc ttd tth ttk ttl tto ttr tts ttt ttw twa twc twd twh twl two twr tws twt tww waa wac wad wah wak wal wao war was wat waw wca wcc wcd wch wck wcl wco wcr wcs wct wcw wda wdc wdl wdr wds wdt wh- wha whc whd whh whk whl who whr whs wht whw wka wkc wkd wko wkr wks wkt wkw wl- wla wlc wll wlo wlr wls wlt wlw woa woc wod woh wok wol woo wor wos wot wow wr- wra wrc wrd wrh wrk wrl wro wrr wrs wrt wrw wsa wsc wsd wsh wsk wsl wso wsr wss wst wsw wta wtc wtd wth wto wtr wts wtt wtw wwa wwc wwd wwl wwo wwt www