The first contribution from north of the border, is, well, north of the border: Candada for
Other possible creative spellings are: Cannada (although Robert C. Cannada, author, ironically, of America's Rule of Law, is correct), Caanda, Caanada, and Canadaa.
Taking only the OhioLink instances into account, these come from the D or low probability
list in Typographical Errors in Library Databases found
But there are enough elsewhere to keep you busy for a little while.
Lest you seek out the analogous typo "Kantata", be forewarned, for that's legit, being the word for cantata in numerous non-English languages.
*taken in part from:
"Canada." Encyclopædia Britannica,2008. Encyclopædia Britannica Online.