MDK Mobile application - QueryOptions - filter - diacritics

In mobile applications similar SAP Asset Manager users tin filter results. The filter(search successful pages) is lawsuit insensitive due to the fact that everything is acceptable - tolower(string). That is good. And past the "query option" is an nonstop match. But is determination a mode however to marque filters (query option) not nonstop lucifer - ignoring diacritics?

For example. When a enactment bid is named "Plán" (with diacritics), but a idiosyncratic types the connection "Plan" (without diacritics) into a hunt field, the idiosyncratic gets zero results. It is evident why, due to the fact that 'a' != 'á'. But is determination a mode however to amusement results with akin words - with diacritics and vice versa?