the causes of pragmatic failure

 
i should include these points:
Chapter Two: Literature Review
1-Definitions of pragmatic failure
2-The classifications of pragmatic failure
3-Analysis of pragmatic failure from the theory of adaption:
-Failure to Adapt to the Language Users
-Failure to Adapt to the Physical World
-Failure to Adapt to the Social World
-Failure to Adapt to the Mental World
beside adding more ideas and points