/i/:duty,beauty,empty,sleepy,silly,honey holy,easy,pity,story,terribly,immediately,baby,worry,company,funny,ugly,city,tidy
/n/:run,fan,mean,none,bun,son,sun,gun,mourn,thin,then,soon,moon,green,turn,burn,return,begin,even,man,grain,main,plane,remain,detain
/is/:kiss,miss,piss,this
够吗?