Where do the search suggestions come from?

[jefmcg]

Very often, if I do a search using a correctly spelt English word, CC will come back with a suggestion that is misspelt and produces no matches,
e.g.

Why? Where do they come from?

 

[mjr]

It's a random letters generator. It's a satire on search engine suggestions.

 

[Katherine]

Did you uncheck the "search this forum only" box?