sra srb sre srf srk srl sro srr srs srt srw ss- ssa ssb sse ssf ssk ssl sso ssr sss sst ssw sta stb ste stf stk stl sto str sts stt stw swa swb swe swf swk swl swo swr sws swt taa tab tae taf tak tal tao tar tas tat taw tba tbb tbe tbf tbk tbl tbo tbr tbs tbt te- tea teb tee tef tek tel teo ter tes tet tew tfa tfb tfe tff tfk tfl tfo tfr tfs tft tfw tka tkb tke tkk tkl tko tkr tks tkt tkw tla tle tlf tlk tll tlo tlr tls tlt tlw to- toa tob toe tof tok tol too tor tos tot tow tra trb tre trf trk trl tro trr trs trt trw tsa tsb tse tsf tsk tsl tso tsr tss tst tsw tta ttb tte ttf ttk ttl tto ttr tts ttt ttw twa twb twe twf twl two twr tws twt tww waa wab wae waf wak wal wao war was wat waw wba wbb wbe wbf wbo wbr wbs wbt wbw wea web wee wef wek wel weo wer wes wet wew wfa wfb wfe wff wfk wfl wfo wfr wfs wft wfw wka wkb wke wkf wko wkr wks wkt wkw wl- wla wlb wle wlf wll wlo wlr wls wlt wlw woa wob woe wof wok wol woo wor wos wot wow wr- wra wre wrf wrk wrl wro wrr wrs wrt wrw wsa wsb wse wsf wsk wsl wso wsr wss wst wsw wta wtb wtf wto wtr wts wtt wtw wwa wwe wwf wwl wwo wwt www