User Configuration > Administrative Templates > Microsoft Visio 2016 > Visio Options > Advanced > Shape Search
User
HKCU\software\policies\microsoft\office\16.0\visio\application
Specifies whether results are returned in alphabetical order by shape name or by stencil name (group). Click By Group to help distinguish between shapes that have the same name but appear on different stencils. Selecting this option is also useful if you want to locate the stencil containing the shape.