Fixed some typos
diff --git a/system/database/DB_driver.php b/system/database/DB_driver.php
index 07c19c5..866b956 100644
--- a/system/database/DB_driver.php
+++ b/system/database/DB_driver.php
@@ -1218,7 +1218,7 @@
 			

 			// Does the first segment of the exploded item match

 			// one of the aliases previously identified?  If so,

-			// we have nothing more to do other then escape the item

+			// we have nothing more to do other than escape the item

 			if (in_array($parts[0], $this->ar_aliased_tables))

 			{				

 				if ($protect_identifiers === TRUE)