Hi!
There are some letters that are missing for Ukrainian. Here's a marked up image from the Wikipedia article, highlighting which are missing:
Here are the codes for each of the letters, as looked up on https://unicodelookup.com/:
- Ґ = U+0490
- ґ = U+0491
- Є = U+0404
- є = U+0454
- І = U+0406
- і = U+0456
- Ї = U+0407
- ї = U+0457
Please let me know if you need any more information!
Thanks :-)