And whether someone took the definition of collection and try to analyze, but it still can not be limited, this definition is perfect because it has no fixed definition.
And whether someone took various definitions to collect and analyze, but I was still able to limit this definition is perfect because it does not have a fixed definition.
And whether the person who took the definition to gather and try to analyze the but still not limited คำนิยามนี้ was perfect because there is no fixed definition