tweak run words and examples

Author: tbrowder

doc/Type/IO.pod6

@@ -313,12 +313,13 @@ C<False>.
 
     sub run(*@args ($, *@) --> Proc)
 
-Runs an external command without involving a shell (if possible).
+Runs an external command without the shell interpreting special characters.
 
-    run ‚touch‘, ‚>foo.txt‘;
-    shell ‚ls \>*‘;
-    run Q:w{rm >foo.txt};
-    # OUTPUT: «>foo.txt»
+    run 'touch‘, '>foo.txt‘;
+    run 'ls', '>foo.txt'; # OUTPUT: «>foo.txt»
+    run 'ls', '*f';       # OUTPUT: «ls: cannot access *: No such file or directory»
+    run 'rm', '>foo.txt';
+    run 'ls', '>foo.txt'; # OUTPUT: «ls: cannot access >foo: No such file or directory»
 
 See L<Proc|/type/Proc> for more details, for example on how to capture
 output.