sys wbb wbc wbe wbg wbo wbr wbs wbw wcb wcc wce wcg wch wcl wco wcr wcs wcw web wec wee weg weh wel weo wer wes wew wey wgb wgc wgh wgl wgo wgr wgs wgw wgy wh- whb whc whh whl who whr whs whw why wl- wlb wlc wle wlg wll wlo wlr wls wlw wly wob woc woe wog woh wol woo wor wos wow woy wr- wrc wre wrg wrh wrl wro wrr wrs wrw wry wsb wsc wse wsg wsh wsl wso wsr wss wsw wwc wwe wwl wwo www wy- wyc wye wyl wyo wyr wys ybc ybe ybg ybl ybr ybs yby ycc yce ych ycl yco ycs ycw ycy yeb yec yee yeg yeh yel yeo yer yes yew yey ygc ygl ygo yhc yhe yhs yhw ylc yle ylg yll ylr yls yly yob yoc yoe yog yol yoo yor yos yow yoy yrc yre yrg yro yrs ysb ysc yse ysg ysl yso ysr yss ysy ywc ywg yyb yyc yye yyg yys yyy