diff --git a/vim-commands b/vim-commands
index 61c2d68..4fe1d43 100644
--- a/vim-commands
+++ b/vim-commands
@@ -9,8 +9,10 @@ Normal mode commands:
 
 	ctrl + f: To do page down. Similar to page down button.
 	ctrl + b: To do page up. Similar to page up button.
-	z + <enter>: To bring the focus of vision to the centre
+	z + <enter>: To bring the focus of vision to the top
 		     where the cursor is currently present.
+	z + z: To bring the focus of vision to the center
+			where the cursor is currently present.
 	w: To move the cursor by one word on the file. It include the
 	   punctuation as a word.(move one word forward)
 	W: To move the cursor by one word on file. It don't include the