Why did the .NET tag stop suggesting when typing question tags?

Question

Habr Q&A

Not so long ago, everything seemed to work, but today the tag is no longer offered at all.
Is it all because of the dot ahead?

Answer 1

Answer 2

There is such a feature. Only three tags are offered from those that came up in a substring of 3 characters (for NET, this is 21 pcs.) And as you type, the filter is not updated until there are 3 more characters. Something has already been suggested
for the tag . .NETI suggested DOT NET.