README.md: Minor wording enhancements.
diff --git a/README.md b/README.md
index 6a77a33..3c95d66 100644
--- a/README.md
+++ b/README.md
@@ -80,16 +80,16 @@ directory which implements a conversion utility from Markdown to HTML.
The default behavior is to recognize only elements defined by the [CommonMark
specification](http://spec.commonmark.org/).
-However with appropriate renderer flags, the behavior can be tuned to enable
-some extensions or allowing some deviations from the specification.
+However with appropriate flags, the behavior can be tuned to enable some
+extensions and/or deviations from the specification.
* With the flag `MD_FLAG_COLLAPSEWHITESPACE`, non-trivial whitespace is
collapsed into a single space.
* With the flag `MD_FLAG_TABLES`, GitHub-style tables are supported.
- * With the flag `MD_FLAG_STRIKETHROUGH`, strikethrough spans are enabled
- (text enclosed in tilde marks, e.g. '~foo bar~').
+ * With the flag `MD_FLAG_STRIKETHROUGH`, strike-through spans are enabled
+ (text enclosed in tilde marks, e.g. `~foo bar~`).
* With the flag `MD_FLAG_PERMISSIVEURLAUTOLINKS` permissive URL autolinks
(not enclosed in `<` and `>`) are supported.