Concordle

• it is an interesting tool .I really want to use it for some presentations.
• yes, it provides extra information.it does not only show the  frequency of  the words used in text  but also it shows us how those words are  used in context and also it provides us to see the  collocations.
• I think stronger collocate of Materials is enhanced.It is used 2 times with materials.(.... enhanced materials......) on the other hand , authentic is used just once.