Reword paragraph

Doc/library/os.rst

@@ -1923,8 +1923,9 @@ written in Python, such as a mail server's external command delivery program.
 
    The :mod:`subprocess` module provides more powerful facilities for spawning new
    processes and retrieving their results; using that module is preferable to using
-   this function.  Use the :mod:`subprocess` module.  Check especially the
-   :ref:`subprocess-replacements` section.
+   this function.  See the
+   :ref:`subprocess-replacements` section in the :mod:`subprocess` documentation
+   for some helpful recipes.
 
    Availability: Unix, Windows.