This property defines the Unicodes whose grapheme cluster break property is not defined
Characters like ,!,", etc. are listed under Other Grapheme Cluster Break.
135797 Characters are present in Other Grapheme Cluster Break starting with the Unicode point U+0020 that represents the character .
Currently, as per latest version 15.0.0, Unicode supports 14 number of Grapheme Cluster Break. Here are a few examples - Base,Carriage Return,Control Neutral, etc.