This property defines the Decomposition Type of the Unicodes as Isolated Presentation Form
Characters like ﭐ,ﭒ,ﭖ, etc. are listed under Isolated Presentation Form Decomposition Type.
238 Characters are present in Isolated Presentation Form Decomposition Type starting with the Unicode point U+FB50 that represents the character ﭐ.
Currently, as per latest version 15.0.0, Unicode supports 18 number of Decomposition Type. Here are a few examples - Canonical Decomposition,Compatibility,Enclosing Mark, etc.