Multilingual search with morphology

[syncro]

This is from feedback in tg channel and should be investigated for reproductiability first.

It was requested to have possibility to search fields in two or more languages. It was suggested to use multiple indexes with own language analyzer for each one, e.g.

It was reported that the morphology seach for english is not working with multiple index configurations(only exact match search is available) and works just fine when only one language index analyzer is used.