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    <body><table border="1" cellspacing="0" cellpadding="8">
        <tr>
          <th>Bug ID</th>
          <td><a class="bz_bug_link 
          bz_status_NEW "
   title="NEW - u+0c9c, u+0cbc, u+0cbe combination has issue with core text engine"
   href="https://bugs.webkit.org/show_bug.cgi?id=169501">169501</a>
          </td>
        </tr>

        <tr>
          <th>Summary</th>
          <td>u+0c9c, u+0cbc, u+0cbe combination has issue with core text engine
          </td>
        </tr>

        <tr>
          <th>Classification</th>
          <td>Unclassified
          </td>
        </tr>

        <tr>
          <th>Product</th>
          <td>WebKit
          </td>
        </tr>

        <tr>
          <th>Version</th>
          <td>WebKit Nightly Build
          </td>
        </tr>

        <tr>
          <th>Hardware</th>
          <td>Unspecified
          </td>
        </tr>

        <tr>
          <th>URL</th>
          <td>http://jathisamvada.prajavani.net/field-collection/field-responses/165
          </td>
        </tr>

        <tr>
          <th>OS</th>
          <td>Unspecified
          </td>
        </tr>

        <tr>
          <th>Status</th>
          <td>NEW
          </td>
        </tr>

        <tr>
          <th>Severity</th>
          <td>Normal
          </td>
        </tr>

        <tr>
          <th>Priority</th>
          <td>P2
          </td>
        </tr>

        <tr>
          <th>Component</th>
          <td>Text
          </td>
        </tr>

        <tr>
          <th>Assignee</th>
          <td>webkit-unassigned&#64;lists.webkit.org
          </td>
        </tr>

        <tr>
          <th>Reporter</th>
          <td>parthakr&#64;gmail.com
          </td>
        </tr>

        <tr>
          <th>CC</th>
          <td>mmaxfield&#64;apple.com
          </td>
        </tr></table>
      <p>
        <div>
        <pre>Created <span class=""><a href="attachment.cgi?id=304115" name="attach_304115" title="Attached screenshot, left Chrome, middle Firefox, Right Safari top, Right Bottom same word with another Open type font">attachment 304115</a> <a href="attachment.cgi?id=304115&amp;action=edit" title="Attached screenshot, left Chrome, middle Firefox, Right Safari top, Right Bottom same word with another Open type font">[details]</a></span>
Attached screenshot, left Chrome, middle Firefox, Right Safari top, Right Bottom same word with another Open type font

Apple core text engine has trouble rendering above combination. 
Open the below weblinks in Safari in mac.
Same websites in google chrome (harfbuzz) in mac shows no issue rendering this text.

Search 'ಜ಼ಾಕಿರ್' in below website

Tunga webfont:
<a href="http://jathisamvada.prajavani.net/field-collection/field-responses/165">http://jathisamvada.prajavani.net/field-collection/field-responses/165</a>

u+0c9c, u+0cbc, u+0cbe combination has issue with core text engine</pre>
        </div>
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