Right now on current dev 0.0.6.9.9.6.2, clicking on the eye icon in ngrams View launch a search. User can click on the document to check it.

It would be much easier to grasp the context with a concordancer.

Definition of a concordancer: https://en.wikipedia.org/wiki/Concordancer

Here is an example of design as first start:

But it should be improved by putting more space between lines and enable the possibility to click on the sentence to go to the document. Besides if users can contrôle the size of the sentence (number of charachters it would be great).

If you can work together for this feature with @fmaniere for ergonomy and design tests it would be amazing.