diff -ru Chinput-3.0.1/src/config.c Chinput-3.0.1.new/src/config.c
--- Chinput-3.0.1/src/config.c	Sat Jul 15 00:22:52 2000
+++ Chinput-3.0.1.new/src/config.c	Sat May  5 03:20:35 2001
@@ -249,6 +249,8 @@
 	}
 	if(HZServer.hzVKwin.onflag)
 		XUnmapWindow(display, window3);
+    if(!strcmp(chinputime[cur_inputmethod].name,"ZNPY"))
+        IMM_FlushUserPhrase(chinput_imm);
 }
 
 void HZprocToggleWindow(void)
