Widget's AQL validation shows many results but there is nothing in the widget

Here is the thing – widgets except ones having the granularity set via UI return the data for the last 2 weeks only.

Here is a widget with the granularity set via UI

In order to validate your AQL, we need to take more data than the last two weeks as there is quite high probability there is no data for the last two weeks, so we use full history for the validation.

For instance, in the image below there are 610 matches for the AQL.

But the widget will return the data for last 2 weeks