The `misspellings` dataset is derived from Wikipedia's "Lists of common
misspellings/For machines":

https://en.wikipedia.org/wiki/Wikipedia:Lists_of_common_misspellings/For_machines

The source material is licensed under the Creative Commons
Attribution-ShareAlike license (CC BY-SA). The packaged copy removes entries
with selected non-ASCII characters and reshapes entries with multiple correct
spellings. Attribution belongs to the Wikipedia contributors; see the page
history at the source URL.

The package code is licensed separately under the MIT license as stated in
DESCRIPTION and LICENSE.