Automatic phrase completion is different from spelling correction, in that, it finds the most likely completion among a set of fixed phrases for the text entered so far by a user.
Obviously, automatic phrase completion is ubiquitous on the Web, for instance, on
anaz as a query, Google pops up the following suggestions:
Note that the application is performing spelling checking at the same time as completion. For instance, the top suggestion is amazon, even though the query so far is anaz. This is not surprising, given that the number of results reported for the phrases that start ...