Rephrase as data issues

README.md

@@ -189,7 +189,7 @@ dataset_info:
 ### Dataset Summary
 
 <div class="course-tip course-tip-orange bg-gradient-to-br dark:bg-gradient-to-r before:border-orange-500 dark:before:border-orange-800 from-orange-50 dark:from-gray-900 to-white dark:to-gray-950 border border-orange-50 text-orange-700 dark:text-gray-400">
-  <p><b>Warning:</b> The Common Crawl corpus data is corrupted (<a href="https://www.statmt.org/wmt13/training-parallel-commoncrawl.tgz">training-parallel-commoncrawl.tgz</a>):</p>
+  <p><b>Warning:</b> There are issues with the Common Crawl corpus data (<a href="https://www.statmt.org/wmt13/training-parallel-commoncrawl.tgz">training-parallel-commoncrawl.tgz</a>):</p>
   <ul>
     <li>Non-English files contain many English sentences.</li>
     <li>Their "parallel" sentences in English are not aligned: they are uncorrelated with their counterpart.</li>