syl syp syr sys wcc wce wcf wch wcl wco wcp wcr wcs wcw wec wee wef weh wel weo wep wer wes wew wey wfc wfe wff wfh wfl wfo wfp wfr wfs wfw wh- whc whf whh whl who whp whr whs whw why wl- wlc wle wlf wll wlo wlp wlr wls wlw wly woc woe wof woh wol woo wop wor wos wow woy wpc wpe wpf wpl wpo wpp wpr wps wpy wr- wrc wre wrf wrh wrl wro wrp wrr wrs wrw wry wsc wse wsf wsh wsl wso wsp wsr wss wsw wwc wwe wwf wwl wwo wwp www wy- wyc wye wyf wyl wyo wyp wyr wys ycc yce ycf ych ycl yco ycp ycs ycw ycy yec yee yef yeh yel yeo yep yer yes yew yey yfc yfe yff yfr yfs yhc yhe yhs yhw ylc yle yll ylr yls yly yoc yoe yof yol yoo yop yor yos yow yoy ypf ypl ypo yps yrc yre yrf yro yrp yrs ysc yse ysl yso ysp ysr yss ysy ywc yyc yye yyf yys yyy