siik siim sike siki siks simd sime simi simm sims simy sisc sisd sise sisi sisk siss sisy siyi sked skee skei skem skes skey skic skid skie skik skim skis sksd skss sky- skye skys skyy smcc smdc smec smed smee smei smic smid smie smis smkd smki smsc smsd smss smyk sscc ssce ssci sscs ssdc ssdd ssdm ssec ssee ssem sses ssid ssis ssmc sssc sssi sssm ssss syce syck syde sydi syds syes syik syis syke sym- syme symi syms syse syss syyk yccc ycee ycie ydee ydes ydie yeck yedd yede yedi yeds yeed yeek yees yeid yeie yeii yeke yeki yeme yemm yesi yesk yesm yess yeye yeyi yidi yids yike yise yisk yiss ykes ykey ykid yksc ymci ymck ymyd ysed ysee yses ysii ysse yyyy