How Many 2 Letter Combinations Are There?
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Closed 5 years ago. For some reason I cannot find this answer on Google, and I am not good enough in this particular area to figure it out on my own. Using the alphabet, letters A – Z, and the numbers 0 – 9, how many unique combinations are possible. Combinations like A B, A A, A 1, etc.?
What does it mean when two letters are combined in Wikipedia?
A two-letter combination in bold means that the link links straight to a Wikipedia article (not a disambiguation page). As specified at Wikipedia:Disambiguation#Combining_terms_on_disambiguation_pages, terms which differ only in capitalisation are commonly combined into a single disambiguation page.