swe swh swi swk swl swn swo sws swt tdd tde tdh tdi tdk tdl tdn tdo tds tdt tdw te- ted tee teh tei tek tel ten teo tes tet tew th- thd the thh thi thk thl thn tho ths tht thw tid tie tih tii tik til tin tio tis tit tiw tke tkk tkl tko tks tkt tkw tld tle tlh tli tlk tll tln tlo tls tlt tlw tnd tne tnh tni tnk tnl tnn tno tns tnt tnw to- tod toe toh toi tok tol ton too tos tot tow tsd tse tsh tsi tsk tsl tsn tso tss tst tsw ttd tte tth tti ttk ttl ttn tto tts ttt ttw twd twe twh twi twl twn two tws twt tww wdi wdl wds wdt wed wee weh wei wek wel wen weo wes wet wew wh- whd whh whi whk whl who whs wht whw wid wie wii wik wil win wis wit wkd wke wko wks wkt wkw wl- wle wli wll wln wlo wls wlt wlw wn- wnd wne wnl wnn wno wns wnt wnw wod woe woh woi wok wol won woo wos wot wow wsd wse wsh wsi wsk wsl wsn wso wss wst wsw wtd wth wti wtn wto wts wtt wtw wwd wwe wwi wwl wwn wwo wwt www