$lang['add_a']="Add a";
$lang['ban_zon_link']="Banner, Zone linking";
$lang['ban_zon_link_help']="Zones linking with Banners";
$lang['manage_ban_zon_link_help']="Manage banner zone linking -";
$lang['adtag']="Ad Tag";
I saved above lines into php file as lang.php need to convert php file into csv in code level.