>> ... there is probably a misunderstanding on my side. I don't know >> what you mean with 'tailoring', please give an example. > > This subject is too large and complicated for me to answer this > question here. So I will refer you to the relevant Unicode spec: > > https://unicode.org/reports/tr10/ > > Section 8 "Tailoring" there will probably answer your question.
OK, no tailoring. I wasn't aware of those differences, thanks for pointing me to it. Hopefully, we agree that `@documentlanguage` should set a language-specific collation for the index. Werner