Need help!!! Why I can`t ot get data?......

Hello to everybody!

I dont understand why I cant get data here:

For this query:
[Out: json]
[Bbox: 23.8015,49.7427,24.3268,49.9455];
(Node [wheelchair]; way [wheelchair]; relation [wheelchair];);
out geom;

But I recieved a message:
“Received empty database set”

Help me please …
It`s very important for me.

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