Hi sakthi.
I found a screenshot of Remington layout from Google:
http://www.supersoftweb.com/images/T_kbd_r.gif
Which editor did you use? Did you try
Abiword/Openoffice/GEdit?
http://docs.linux.com/article.pl?sid=04/06/03/1558258&tid=26
http://www.faqs.org/docs/Linux-mini/Intkeyb.html
http://indlinux.org/wiki/index.php?KeyboardLayoutSwitching