Fix typos, a=chris

diff --git a/en-US/pages/about.thtml b/en-US/pages/about.thtml
index 6aa0b51..e3e2c8f 100755
--- a/en-US/pages/about.thtml
+++ b/en-US/pages/about.thtml
@@ -30,7 +30,7 @@ combined the two to get Yioop!</p>
 Bloom filters for n grams on the Yioop! test site were generated using
 <a href="http://dumps.wikimedia.org/other/pagecounts-raw/">Wikimedia
 Page View Statistics</a>.
-Trie's for word suggestion for all languages other than
+Tries for word suggestion for all languages other than
 Vietnamese were built
 using the <a href="http://en.wiktionary.org/wiki/Wiktionary:Frequency_lists"
 >Wiktionary Frequency List</a>. These are available under a
@@ -38,7 +38,7 @@ using the <a href="http://en.wiktionary.org/wiki/Wiktionary:Frequency_lists"
 Commons Share Alike 3.0 Unported License</a> as described on <a
 href="http://en.wikipedia.org/wiki/Wikipedia:Database_download">Wikipedia's
 Download page</a>. The derived data files (if they were created for that
-language) for a language IANA taga locale-tag  can be found in the
+language) for a language IANA tag, locale-tag, can be found in the
 locale/locale-tag/resources folder of the Yioop! project. These
 are also licensed using the same license. For Vietnamese,
 I used the following <a