4 files changed, 6 insertions, 5 deletions
diff --git a/lisp/vc/ediff-diff.el b/lisp/vc/ediff-diff.el
index ccf5a7807f2..adb6ce80537 100644
--- a/lisp/vc/ediff-diff.el
+++ b/lisp/vc/ediff-diff.el
@@ -149,7 +149,7 @@ This variable can be set either in .emacs or toggled interactively.
 Use `setq-default' if setting it in .emacs")
 
 (ediff-defvar-local ediff-ignore-similar-regions nil
-  "If t, skip over difference regions that differ only in the white space and line breaks.
+  "If t, skip difference regions that differ only in white space and line breaks.
 This variable can be set either in .emacs or toggled interactively.
 Use `setq-default' if setting it in .emacs")
 
diff --git a/lisp/vc/ediff-wind.el b/lisp/vc/ediff-wind.el
index c68dc718843..3d90ccb1cbb 100644
--- a/lisp/vc/ediff-wind.el
+++ b/lisp/vc/ediff-wind.el
@@ -182,7 +182,7 @@ Used internally---not a user option.")
 
 ;; not used for now
 (defvar ediff-mouse-pixel-threshold 30
-  "If the user moves mouse more than this many pixels, Ediff won't warp mouse into control window.")
+  "If mouse moved more than this many pixels, don't warp mouse into control window.")
 
 (defcustom ediff-grab-mouse t
   "If t, Ediff will always grab the mouse and put it in the control frame.
diff --git a/lisp/vc/smerge-mode.el b/lisp/vc/smerge-mode.el
index 13f875b1920..5c41761a04b 100644
--- a/lisp/vc/smerge-mode.el
+++ b/lisp/vc/smerge-mode.el
@@ -925,7 +925,7 @@ Its behavior has mainly two restrictions:
   This only matters if `smerge-refine-weight-hack' is nil.")
 
 (defvar smerge-refine-ignore-whitespace t
-  "If non-nil, indicate that `smerge-refine' should try to ignore change in whitespace.")
+  "If non-nil, `smerge-refine' should try to ignore change in whitespace.")
 
 (defvar smerge-refine-weight-hack t
   "If non-nil, pass to diff as many lines as there are chars in the region.
diff --git a/lisp/vc/vc.el b/lisp/vc/vc.el
index 7d9af00de7c..160016c3e5e 100644
--- a/lisp/vc/vc.el
+++ b/lisp/vc/vc.el
@@ -2386,8 +2386,9 @@ This function runs the hook `vc-retrieve-tag-hook' when finished."
 ;; for the root directory.
 (defvar vc-log-short-style '(directory)
   "Whether or not to show a short log.
-If it contains `directory' then if the fileset contains a directory show a short log.
-If it contains `file' then show short logs for files.
+If it contains `directory', show a short log if the fileset
+contains a directory.
+If it contains `file', show short logs for files.
 Not all VC backends support short logs!")
 
 (defvar log-view-vc-fileset)